The statement that fat in the body helps to protect vital organs is true. Fats play such an important role in many basic functions in the body and the cycle of making, breaking, storing and mobilizing fats is at the core of how humans and all animals regulate their energy.
D. All of these is the correct answer
What is your question ? I am a bit confused
I believe three times a week. You need substantial rest and recovery time as well as fine to do other work out activities such as cardio.