or slip between the ridges meaning​

Can someone please help (Please help me pls) thank you Iwo Jima was an important objective for the American military becauseAthe Japanese were using it as a base to attack the U.S. fleet.Bthe main Japanese naval force was stationed there.CU.S. planes could bomb Japan from there.Dthe islands were an important link in the Japanese supply lines. Let L be the set of exactly those strings over the alphabet \Sigma = {a, b, c, g}, that satisfy all of the following properties: the length of the string is equal to 5n+3, for some natural number n greater or equal than 0; all of the first (leftmost) 2n symbols are elements of the set {b, c, g}; all of the last (rightmost) 3n symbols are elements of the set {a, b}; the symbols at position 2n+1, 2n+2, and 2n+3 (from the left, i.e., after the first 2n symbols but before the last 3n symbols) are elements of the set {c, g}; Write a complete formal definition of a context free grammar that generates L. If such a context free grammar does not exist, state that the context free grammar does not exist, and prove it. HELP ASAP A pair of equations is shown below:y = 2x + 9y = 4x 3Part A: Explain how you will solve the pair of equations by substitution or elimination. Show the first step you would use. (4 points) Write the solution. (2 points)Part B: If the two equations are graphed, at what point will the lines representing the two equations intrsect? Explain your answer. (4 points)Your answer: Is "Je sais que quand" (I know when) grammatically correct? or is it"Je sais quand". Leia needs to make at least 40 necklaces to sell at a craft show. So far, she has made 7. Which inequality shows thenumber of necklaces, n, that she still needs to make?A). n - 7 less than or equal to 40B) n - 7 greater than or equal to 40C). n + 7 less than or equal to 40D). n + 7 greater than or equal to 40 Supply chain management:is based on the concept of just-in-timefocuses on removing scheduling bottlenecks within the companyfocuses on the internal routing of products from raw materials to finished goodsis a complex computerized system for managing resources efficientlyis accurately described by none of the above How do isotopes of the same atom react chemically? How do isotopes of the same atom compare in size? Use the following stockholders' equity section of Marcy Company on December 31, 2004 to answer questions 45 through50. Treat each question independent of the other questions - so your answer to question 46 should not be influenced by theanswer to question 45, and so on:Preferred Stock - 6% cumulative, $20 par value, 10,000 shares authorized, 5,000 shares issued and outstanding . . $100,000Contributed Capital in excess of par value, Preferred Stock . . 250,000Common Stock, $5 par value, 20,000 shares authorized, 10,000 shares issued and outstanding. . . . . . . . . . 50,000Contributed Capital in excess of par value, Common Stock . .450,000Total Contributed Capital . . . . . . . . . . . . $ 850,000Retained Earnings . . . . . . . . . . . . . . . . . 150,000Total Stockholders' Equity . . . . . . . . . . . .$ 1,000,00045. The average issue price per share of preferred stock must have been:A) $20.00B) $50.00C) $70.00D) $35.00E) $45.0046. Marcy Company did not pay any dividends in 2004. In 2005, they declared and paid total dividends of $4,000, and in 2006, they declared total dividends of $20,000. How much dividends will be paid to preferred and common stockholders in 2006?A) Preferred $20,000, Common $0B) Preferred $8,000, Common $12,000C) Preferred $18,000, Common $2,000D) Preferred $14,000, Common $6,000E) Preferred $12,000, Common $8,00047. Marcy Company issues 2,000 shares of common stock in exchange for a building, with a market value of $100,000.The journal entry to record the exchange will cause Total Contributed Capital to:________ A) increase by $10,000B) increase by $100,000C) increase by $90,000D) increase by $80,000E) remain unchanged48. Marcy Company declared and issued a 15% common stock dividend on January 1, 2005, when the market price of their common stock was $12 per share. The journal entry to record the stock dividend will:_____________A) debit Retained Earnings by $18,000.B) credit Common Stock Dividend Distributable, $15,000C) credit Contributed Capital in excess of par, Common Stock, $21,000D) credit Common Stock Dividend Distributable, $10,500E) credit Contributed Capital in excess of par, Common Stock, $7,50049. Marcy Company declared a 100% common stock dividend on January 1, 2005, when the market price of the stock was $7.50. The entry to record this dividend will:_________A) debit Retained Earnings,$100,000B) credit Common Stock Dividend Distributable,$50,000C) credit Contributed Capital in excess of par, Common Stock, $25,000D) credit Common Stock Dividend Distributable, $100,000E) Since this is considered a stock split, no journal entry is made50. On January 1, 2005, Marcy Company purchased 1,000 shares of its own common stock for $22,000. On February 1, 2005, they sold 600 of these shares for $25 per share, and on March 1, 2005, they sold the remaining 400 shares for$15 per share. The journal entry required on March 1 will include:_______ A) credit Contributed Capital, Treasury Stock, $1,800B) debit Retained Earnings for $1,800C) debit Retained Earnings for $2,800D) debit Contributed Capital, Treasury Stock, $2,800E) debit Contributed Capital, Treasury Stock, $1,80040. What is the volume of the rectangular prism? If you don't do a foreign language class in middle school, in high school will one be given to you? Is it a necessity? PLEASE HELP! I WILL GIVE BRAINLIEST!?! Attorney General A. Mitchell Palmer is best known for his association with theA Lindbergh kidnapping case.B Scopes Monkey Trial.C Teapot Dome Scandal.D Red Scare. Please answer help me here PLEASE HELP Makayla owns a small business selling used books. She knows that in the last week 58 customers paid cash, 25 customers used a debit card, and 2 customers used a credit card.Based on these results, express the probability that the next customer will pay with a debit card as a fraction in simplest form. the pattern continues, what would be the eighth number in the pattern?4. 25, 28, 32, 37, 43 ______ PLS HELP ME Rosc has $500 in her savings account. She carnis simple interest at 5%Calculate the interest she carnis after two year. What is the rapid change in a membrane's potential caused by the depolarization of a neuron? Keith played the first 22 minutes of soccer game lohan then replaced him for the rest of half logan started the second half and was replaced by wilson with 18 minutes left in the game if each half is 40 minutes ling how long did logan play during the second half