The answer is A.)Small intestine
Answer:
ABD
Explanation:
Tobacco can cause heart disease
High cholesterol blocks heart valves
Heart disease can run in your family
Answer:
(C) Janine should increase the intensity or length of her exercise programs because it is more difficult to maintain high fitness levels as you age.
Explanation:
The text states that, Janine has been very healthy during the time she has been an adult. If she wants to maintain this fitness level throughout her middle adulthood, she should work even harder and excerise for more hours daily. Doing so will increase her ability to stay healthy long term and become stronger each time she works out.