A rectangular, above ground swimming pool is 18 feet long, 9 feet wide, and 54 inches deep. One cubic foot of water weighs about 62.4 pounds. What is the total weight of the water in the pool when it is completely filled? (show/explain how you got your answer)
A. 158 lbs
B. 729 lbs
C. 8748 lbs
D. 45489.6 lbs