What is the correct definition of aerobic exercise? A. intense physical activity that requires little oxygen but involves short bursts of energy

B. the ability to handle the physical work and play of everyday life without becoming tired

C. nonstop activity that requires large amounts of oxygen and works the heart

D. the ability to move joints fully and easily

c nonstop activity that requires large amounts of oxygen and works the heart

all the above is what i would say

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.