What is the difference between cpr and using an aed?

a. an aed pumps blood through the body, and cpr restarts the heart
b. cpr pumps blood through the body, and an aed restarts the heart
c. aeds require certification, but cpr does not.
d. cpr requires certification, but aeds do not.

B. CPR pumps blood through the body, and an AED restarts the heart

CPR, or cardiopulmonary resuscitation, acts as artificial ventilation to pump blood to the vital organs of the body, buying more time for someone in cardiac arrest.

An AED, or automatic external defibrillator, automatically analyzes the heart's rhythm and deliver an electric shock to restart it into proper rhythm.

lifetime activities are certain actions that are either required throughout your life or you choose to do them. for example, eating is considered a lifetime activity, drinking water or other beverages, keeping your body clean, taking medicine. those types of actions are considered lifetime activities.