Ill mainly choose 4 so try this one out
What are the answer choices?
Angina is caused by reduced blood flow to your heart muscle. ... The most common cause of reduced blood flow to your heart muscle is coronary artery disease (CAD). Your heart (coronary) arteries can become narrowed by fatty deposits called plaques. This is called atherosclerosis.
Answer:
a. 15-17 is usually completely physically mature
