Which of the following best describes the progression of development in females?​
a) ​Sweat glands producing acne grow, followed by pubic hair and breasts.
b) ​Breasts develop, followed by pubic hair and growth of the vagina.
c) ​The vagina and uterus grow, and pubic hair develops.
d) ​Pubic hair develops, followed by growth of the uterus and breasts.