6. When muscles are regularly forced to work against than they are used to, the cells become larger. A. more resistance
B. more structure
C. stressful situations
D. time

I think it's more structure because as the muscles grow i think the cells do along with it.

Explanation:

I hope its correct

for respect usually. some people might be little awkward if you meet or some would be different. usually   you dont love people when you meet them depends on the type of person.

hope this

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