Within a Single Motor Neuron,what Direction Does an Impulse Follow $\rightarrow$

Multiple Choice

Within a single motor neuron,what direction does an impulse follow?
 

A) Dendrite $\rightarrow$ axon $\rightarrow$ cell body
B) Axon $\rightarrow$ dendrite $\rightarrow$ cell body
C) Dendrite $\rightarrow$ cell body $\rightarrow$ axon
D) Cell body $\rightarrow$ dendrite $\rightarrow$ axon
E) Cell body $\rightarrow$ axon $\rightarrow$ dendrite