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Select the correct term for following disorders of circulatory system

A. When the heart muscle is suddenly damaged by inadequate blood supply

B. When heart is not pumping blood effectively enough to meet the need of body

C. When the heart stops beating

D. When cardiac impulse is not passed to the ventricles properly due to defect of conducting system of heart

A)  Heart block, Heart failure, Cardiac arrest, Heart attack

B)  Heart attack, Heart failure, Cardiac arrest, Heart block

C)  Heart attack. Heart block, Heart failure, Cardiac arrest

D)  Heart attack. Heart failure, Heart block, Cardiac arrest