Express Cruise Ship has 1,000 cabins. There are 200 first class cabins available and the rest are standard cabins. Use f as the number of first class cabins sold and as the number of standard cabins sold for the next cruise. Which of the following would represent this situation? A. f + c <= 1, 000f <= 200c <= 800
B. f f + c <= 1, 000f <= 200c <= 200;
C. f + c >= 1, 000f >= 200c >= 200;
D. f + c >= 1, 000f >= 200c >= 800