Which of the following is an example of a secondary sex charcteristic? a. height b. penis c. breasts d. ovaries

Secondary sex features are characteristics that develop during puberty.  Using the process of elimination, options B and D are really primary gender characteristics. Also, option A has more to do with your genetics than your gender.

That leaves option C. Breasts. They are a secondary sex characteristic that develops during puberty.

Hope this helps! :)

Hair follicles, blood, etc.

The answers is gonna be 20