I think C. You can't have just proteins or no fats in your diet. It needs to be balanced with a little of everything.
Answer:
Explanation:
Cardiopulmonary resuscitation (CPR) acts as a manual heartbeat, keeping vital organs alive even after the heart has stopped beating.
Artificial External Defibrillator (AED) is an electronic device that is used to revive a person's heart when it has stopped beating.