Which one is it? Help help

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list