Multiple Choice
Which of the following statements about secular trends in pubertal development is true?
A) In industrialized nations,the age of menarche increased steadily from 1900 to 1970.
B) In industrialized nations,the age of menarche declined steadily from 1900 to 1970.
C) In North America and some European countries,rates of overweight and obesity rise sharply during puberty.
D) In industrialized nations,the age of spermarche increased steadily from 1900 to 1970.
Correct Answer:

Verified
Correct Answer:
Verified
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