Question

which treatment would most likely be used for cardiovascular disease?
pacemaker
radiation
blood transfusions
bone marrow transplants

Explanation:

A pacemaker is a device used to regulate the heartbeat, which is related to cardiovascular function. Radiation is mainly for cancer - related treatments. Blood transfusions are for blood - related issues like severe blood loss or anemia. Bone marrow transplants are for diseases affecting the bone marrow or blood - forming cells.

Answer:

pacemaker