$\begin{array}{1 1} (a)\; \text{Dendrite Axon Axonal end Cell body} \\ (b)\; \text{Cell body Dendrite Axon Axonal end} \\ (c)\; \text{Dendrite Cell body Axon Axonal body} \\ (d)\; \text{Axonal end Axon Cell body Dendrite} \end{array}$