Which of the following has not been suggested as being related to the signs of pubertal development occurring earlier in girls in the U.S. in recent years?

Question

Quizplus · Accepted Answer

While obesity, exposure to environmental contaminants, and exposure to sexually explicit content on television have been suggested as factors that may contribute to the earlier onset of puberty in girls in the U.S. in recent years, an increase in sexual activity has not been identified as a direct cause. It is possible that earlier puberty onset may be associated with a higher likelihood of engaging in sexual behaviors, but this is not the same as suggesting that an increase in sexual activity is driving earlier puberty onset.

Which of the Following Has Not Been Suggested as Being