Final answer:
The subject of the question is Health. The model for designing resistance training exercise prescription suggests three major areas that need to be covered: Volume, Intensity, and Exercise Selection.
Step-by-step explanation:
The subject of the question is Health. The article titled 'Personalize It: Program Design in Resistance Training' presents a model for designing resistance training exercise prescription. The model suggests that three major areas need to be covered when prescribing resistance training: Volume, Intensity, and Exercise Selection.