The parent might put the child in a club so the child can get used to helping others or being help which will help the child's self-esteem
Ask questions to to the doctor and get more informed
Hmmm...
A and D are wrong.
Both B and C are technically correct, but in the case of athletes...since exercise is proven to strengthen the heart and in turn decrease the heart rate...
B is the best answer.
Have a nice day!
To show you how your diet should be balanced out in a healthy way, by visualy showing you on the my plate