If Cardiac Muscle Cells Are Unable to Repolarize, This Would

Multiple Choice

If cardiac muscle cells are unable to repolarize, this would cause

A) cardiac output to increase.
B) no harm. These cells can spontaneously depolarize anyway.
C) the heart rate to decrease. It might cause cardiac arrest.
D) an increased demand on mitochondria to produce more ATP.
E) tachycardia.