which treatment would most likely be used for cardiovascular disease?\npacemaker\nradiation\nblood…

Brief Explanations:

A pacemaker is a device used to regulate the heartbeat, which is relevant for cardiovascular - related rhythm problems. Radiation is mainly for cancer treatment. Blood transfusions are for replacing blood loss or treating blood - related disorders. Bone marrow transplants are for treating blood and immune system disorders.

Answer:

pacemaker