7. every fitness program should include

a. a longer warm-up period than cool-down period.
b. at least 60 minutes of cardio activity.
c. at least 15 minutes of vigorous activity.
d. a warm-up, a primary conditioning period, and a cool-down

At school, there have been a lot of rumors going around about how certain sexually transmitted diseases are spread. which skill would be most valuable to you take the necessary steps to learn what you need to know to protect yourself? a. self-direction b. critical thinking c. problem solving d. effective communication       select the best answer from the choices provided.