At Resting Potential, the Overall Charge of the Plasma Membrane

Multiple Choice

At resting potential, the overall charge of the plasma membrane is

A) positive because of the movement of myelin out of a neuron.
B) negative because of the sodium ions being pumped out of a neuron.
C) positive because sodium channels open in the axon but not in the cell body.
D) negative because sodium channels close in the dendrite but not in the axon.