The Secondary Sex Characteristics Are Controlled By The Foll…

the secondary sex characteristics are controlled by the following organ system,

a. nervous system, endocrine system, reproductive system
b. nervous system, reproductive system, circulatory system
c. nervous system, respiratory system, digestive system
d. nervous system, skeletal system, excretory system​

Answer:

Neither A or B po ang sagot but I think it B

Explanation:

hope it helps