Which of These Lists the Events of an Action Potential

Multiple Choice

Which of these lists the events of an action potential in the correct order?

A) Na+ gates open→inside of axon becomes positive→Na+ gates close→K+ gates open→inside of axon becomes negative
B) K+ gates open→inside of axon becomes positive→K+ gates close→Na+ gates open→inside of axon becomes negative
C) K+ gates open→inside of axon becomes negative→K+ gates close→Na+ gates open→inside of axon becomes positive
D) Na+ gates open→inside of axon becomes negative→Na+ gates close→K+ gates open→inside of axon becomes positive
E) Na+ gates open→inside of axon becomes positive→K+ gates close→Na+ gates open→inside of axon becomes negative