The study of the functions of a structure is known as physiology.
Answer:
Cheer them up! Try not to bring why they are depressed into whatever you are doing. If they don't want to or just want to be alone, just let them. Everbody wants to be alone sometimes.
IF YOUR WORKING ON PLATO THE ANSWER IS GOING TO BE ..........C
Answer:
The answer is C.
Explanation:
Both represent major components of the FITT principle. Plato.
<em>Hope this helped and good luck!</em>