When Voltage-Gated K⁺ Channels of a Resting Neuron Open

When voltage-gated K⁺ channels of a resting neuron open,

A) K⁺ enters the neuron.
B) K⁺ leaves the neuron.
C) the neuron depolarizes.
D) K⁺ enters the neuron and the neuron depolarizes.
E) K⁺ leaves the neuron and the neuron depolarizes.