GAUSS7 2007 Problem 14

Past Contests GAUSS7 GAUSS (GR. 7) - 2007
, ,
1

Harry, Ron and Neville are having a race on their broomsticks. If there are no ties, in how many different possible orders can they finish?

Answer Choices
A. 7
B. 6
C. 5
D. 4
E. 3