Answer: Progressive resistance training
Step-by-step explanation:
Progressive resistance training is a type of exercise in which the person exercise their muscles against some kind of resistance in order to increase the strength of the muscles.
The exercise is usually conducted two or three times in a week. The intensity of the exercise increases from moderate to high.
Machines, heavy bands and free wights are used in order to improve the physical function of the body.
Hence, the correct answer is option A