At Resting Potential,the Charge Outside the Neuron's Plasma Membrane Is

Multiple Choice

At resting potential,the charge outside the neuron's 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.