During the Absolute Refractory Period

During the absolute refractory period

A) if a neuron reaches threshold, the action potential goes to completion.
B) the neuron fires at its maximum voltage if a stimulus depolarizes the neuron to threshold.
C) the signal grows weaker with distance.
D) it is possible to trigger a new action potential, but only with an unusually strong stimulus.
E) no stimulus of any strength will trigger a new action potential.