Which of the Following Is Recommended by the USDA's Physical

Which of the following is recommended by the USDA's Physical Activity Guidelines for Americans?

A) Kids two years old or younger should engage in 2.5 hours of jogging every day.
B) Elderly people more than 80 years of age should take a walk at 100 steps per minute daily.
C) Adults should engage in at least 2.5 hours of moderate physical activity each week.
D) Adults should take a brisk walk at a pace of about 12,000 steps over 10 minutes.
E) Kids younger than 10 years should engage in 30 minutes of weight training each week.