Physical barriers
immune system
body temp
It helps consumers afford the product
Answer:
C. Be an athlete or work in a fitness-related field.
Explanation:
I had this same question and got it right. The other answers don't have anything to do with having a high fitness rating. If you have a high fitness rating it usually means you are in a sports team or can push yourself farther than others, and you will probably take that further into the future.
