Explain why cardiovascular diseases are the leading cause of death in men and women in the United States.

Explanation: Heart disease is the leading cause of death for men, women, and people of most racial and ethnic groups in the United States. ... This includes the cost of health care services, medicines, and lost productivity due to death. Plaque buildup thickens and stiffens artery walls, which can inhibit blood flow through your arteries to your organs and tissues. Atherosclerosis is also the most common cause of cardiovascular disease. It can be caused by correctable problems, such as an unhealthy diet, lack of exercise, being overweight and smoking.

a. possible errors

d. new questions

explanation:

predictions and planning happen before. a summery comes after. errors you get after investigation and new questions propose what you can look for in the future.

the answer to your question is:

c. complementary base-pairing