Multiple Choice
When researchers followed a large, representative sample of U.S. youths from ages 9 to 17, they found that __________.
A) two-thirds of all students received physical education in high school
B) daily free-time physical activity declined with age, more so for girls than boys
C) a majority of participants engaged in regular exercise outside of school hours
D) half of all students experienced a daily physical education class in high school
Correct Answer:

Verified
Correct Answer:
Verified
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