Body fat ration (sorry if it’s wrong)
Because they know when they are full and satisfied. They dont have Control over what they eat. But how much they eat.
The best answer would be B because, for instance, if someone is bothering you and you tell the teacher, you say how you feel if you don't know, it just wouldn't make sense. You get what I am trying to say right?
I hope this helps:)
Well the 3 parts of the health triangle are physical, mental and social health