Sagot :
Answer:
c. they become weak
Explanation:
In contrast, when you don't use your muscles, you send a message that they are not important. In response, your body quits supporting your muscles with energy, which causes them to atrophy (shrink).
question
what happens to the muscles when they are not often used?
A.They become toned
B.they become strong
C.They became weak
D.They became Big
Explanation:
c.They become weak.
→ When you don't use your muscles, they become inactive which causes them to become weaker. By exercising and using the muscles for activities, they will be more toned, strong, and fit.