You Arrive at Class Late, and Walk in During the Part

Multiple Choice

You arrive at class late, and walk in during the part of the lecture describing how action potentials work. The professor says, "the channels that allow sodium to flow into the neuron have just closed and the channels that allow potassium to flow out have opened." You can conclude that the cell is

A) in its leaking state.
B) in the process of being depolarized and will soon fire.
C) in the process of returning to its original resting state.
D) not behaving as it normally would and might be damaged.