17. What FITT principle is being observed by Yssabel if she measures the level of the

difficulty of her physical activity?

A. Frequency B. Intensity C. Time D. Type

18. Sheena doesn’t observe how long she engages in a specific physical activity.

What FITT principle is being neglected by Sheena?

A. Frequency B. Intensity C. Time D. Type

19. Before engaging to a physical activity, Adrian determines first the type of physical

activity that he should engage in. What FITT principle does Adrian observe?

A. Frequency B. Intensity C. Time D. Type

20. Joseph and I go to gym every Monday, Wednesday and Friday to do exercise and

workout. This has been our routine for almost 5 months. What FITT principle are

we observing?

A. Frequency B. Intensity C. Time D. Type​