Answer:
Health.
Explanation:
From working out, you can understand what kind of things benefit your and other peoples health.
The answer is C. Targeting a particular area for improvement
Specificity principle stated that whatever you do in the gym, should be relevant to your desired outcome
For example, if you are a rowing athlete, it should be best if you focus on upper body training more than lower body because you need your upper body strength more than you need the lower
Dead brain cells or blood clots that may cause strokes
