All of the following may be considered as secondary sex characteristics of the male EXCEPT

Options

A. increase in sex drive
B. external genitalia
C. pattern of hair and beard growth
D. development of a deeper voice.

Answer

B

Explanation

At the time of puberty usually an increase in sex drive,beard growth and development of a deeper voice are experienced. The external genitalia is part of the organism and will develop and grow as the organism does . It is genetically determined and is a primary characteristic of the male .