If you wanted to study the changes that occur as the reproductive system begins to function, you would need a person in which stage of life?

AAdolescence
BAdulthood
CInfancy
DChildhood

Verified Answer :

Adolescence I think

I agree with the person above - if you wanted to study the changes that occur as the reproductive system begins to function, you would need a person in A. adolescence.
This is a period when most of the changes regarding the reproductive, but also other bodily systems begin to appear.