She should do cardio and muscular endurance workouts because the more muscle you have the more calories you burn.
A is the answer. This is because this was not covered by the Twin studies.
Good luck!
-RxL
Answer: 4 "Discussing the grief with understanding friends."
Explanation:
Talking about it and making sure you get the necessary help you need can make you feel better and help you co-op with what is going on.