B. Preventing heart attacks.
"Aspirin interferes with your blood's clotting action. ... Then, a blood clot can quickly form and block the artery. This prevents blood flow to the heart and causes a heart attack. Aspirin therapy reduces the clumping action of platelets — possibly preventing a heart attack."
Answer:
C lifting weights
Explanation: Anaerobic exercise is a type of exercise that breaks down glucose in the body without using oxygen, as anaerobic means “without oxygen”
Immersed in boiling water