Answer:
The Central Nervous System
Explanation:
The amygdala is the primary brain area regulating appetite with response to emotions.
It is the last question because waking doesn’t help build muscle it will make you burn calories but you need to work out certain parts of the body to build muscle not by waking.
Jason needs to do resistance training. Heavy weight, low reps. A great mass building exercise is squatting, because it uses your biggest muscles.