Solve the problem.While bungee jumping, Gregory falls from a height of 80 feet. He continues to bounce one-half the height from which he last fell. Write out the first five terms of this geometric sequence and find the general term.
A. 80, 40, 20, 10, 5; an = 
B. 40, 20, 10, 5, 
; an = 
C. 80, 40, 20, 10, 5; an = 
D. 80, 78, 76, 74, 72; an = 80 - 2(n - 1)
Answer: A
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