I'd say c but I'm not positive
Answer:
You should increase the weight until no more than 20 repetitions and three sets are possible.
Explanation:
1. Food and Drug Administration
The personality test that interprets answers using ten categories is
A) MMPI-2.
Lifting weights.
working with resistance bands.
heavy gardening, such as digging and shovelling.
climbing stairs.
hill walking.
cycling.
dance.
push-ups, sit-ups and squats.