What Would Probably Happen If a Long Neuron Had One

Multiple Choice

What would probably happen if a long neuron had one continuous myelin sheath down the length of the axon with no nodes of Ranvier?

A) The action potential would be propagated nearly instantaneously to the synapse.
B) There would be no action potential generated at the axon hillock.
C) The signal would fade because it is not renewed by the opening of more sodium channels.
D) The action potential would be slower than normal for that length of axon.
E) The action potential would be more negative than normal.