What is the benefit of cooling down after exercise?
a) it keeps the muscles flexed.
b)it keeps blood from pooling in the limbs.
c)it allows the body to increase blood flow.
d)it prepares the body for exercise.

B. - It keeps blood from pooling in the limbs.

I know I'm like.. late. Sorry lol

the answer should be true

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.