Answer: C. a blood clot in the coronary artery.
Explanation: The most feared outcome associated with CAD is a myocardial infarction (MI), more commonly known as a heart attack. MI is one possible form of acute coronary syndrome (ACS), the name for a rupture of coronary arteries due to plaque buildup. Specifically, MI occurs when a thrombus (blood clot) develops in a coronary artery that’s already narrowed by atherosclerosis. The complete blockage of blood flow through the coronary artery prevents the surrounding heart muscle from receiving any blood and oxygen. One proven measure to decrease the incidence of CAD and myocardial infarction is controlling cholesterol levels... PF