The Nervous System of an Insect Consists of

The nervous system of an insect consists of

A) a brain where all ganglia extend out to communicate with each organ.
B) a minimal brain with neurosecretory functions and a nerve cord with ganglia extending down the dorsum.
C) a minimal brain with neurosecretory functions and a nerve cord with ganglia extending down the ventral surface.
D) no brain but coordination handled by ganglia in each segment and a nerve ladder for coordination.
E) None of the choices is correct.