B. The overload principle allows people to chart their progress during a fitness program.
Explanation:
The Overload Principle is a fundamental sports fitness coaching theory. It suggests that in sequence to develop, players must constantly strive harder as their bodies conform to current exercises. For instance, if a soccer player's aim is to develop upper body muscle, he would proceed to improve training weight loads in upper body workouts till his aim was accomplished.
Pharmacy technicians can help patients understand possible drugs side effects by explaining to them the effects [both positive and negative] that the drugs they are buying will have on them.They can also educate patients about drug use and effects with the aid of information sheets.