Multiple Choice
Research on the onset of puberty has revealed that:
A) the average age of menarche now occurs at about 15 years old.
B) the average age at puberty is increasing in Europe and North America.
C) menarche depends on a critical level of body fat.
D) there is little variability in the time of puberty onset.
Correct Answer:

Verified
Correct Answer:
Verified
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