When several EPSPs arrive at the axon hillock from different ...

[geoffrey]

When several EPSPs arrive at the axon hillock from different dendritic locations, depolarizing the postsynaptic cell to threshold for an action potential, this is an example of
A) temporal summation.
B) spatial summation.
C) tetanus.
D) the refractory state.
E) an action potential with an abnormally high peak of depolarization.

[j_sun]

I recall doing this last year, it's A, bye bye!