Question

In order to continue to improve muscle conditioning after muscle adaptation occurs, _____. decreased resistance needs to be added to the muscles fewer sets should be performed a greater rest time should be used increased resistance needs to be added to the muscles

Answer 1

The answer is : increased resistance need to be added to the muscles.
Muscle conditioning refer to muscle strength and endurance. In order to improve it, you need to put your muscle in a harsher condition in a harsher condition than it used to be, so your muscle could adjust to it. That's why you should keep increasing the resistance