How many ways can 7 basketball players be listed in order in a program? A. 5,040 B. 720 C. 120 D. 1

Since the order of basketball players is important, permutation is used. The problem could be interpreted as the permutation of 7 taken 7 at a time

nPr = n! / (n-r) ! = 7! / 0! = 5040 ways.

The answer is A.