Bullying and failure in life
Answer:
A. 30:2
Explanation:
After every 30 chest compressions at a rate of 100 to 120 a minute, give 2 breaths.
It strengthens your bones to be able to handle large amounts of pressure and weight on your body. I know this isn't related, but when a person breaks their ankle or something else they tend to heal quicker because they're athletes. So one way or another, increasing strength, helps to increase your capacity for exercising.
