When increasing the size of muscles or building muscle mass . Group of answer choices muscle soreness indicates the muscles are growing delayed onset muscle soreness indicates the muscles are growing lactic acid build up triggers muscles to grow micro tears signal the muscles to grow

A. soreness indicates the muscles are growing

D. micro tears signal the muscles to grow

Explanation:

Muscle soreness is one of the indication of muscles are growing as while doing exercise, some inflammation takes place to get bigger and stronger muscles. Some pain signals are sent by the body to make it feel soreness after intense exercise.

Micro tears signal also indicates muscles growth as after intense workout, a certain amount of soreness is felt by our body and these micro tear signals to repair and replenish the muscle tissue that eventually accumulate to form muscle mass.

Hence, the correct answers are: "A. and D.".

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