W hich of the following is NOT true of the parasympathetic system?

A) It has short preganglionic fibers and long post ganglionic fibers
B) It uses acetylcholine at both preganglionic and postganglionic synapses
C) The motor neurons originate in the cranial and sacral part of the central nervous system
D) The preganglionic receptors are nicotinic acetylcholine receptors
E) The postganglionic receptors are generally muscarinic acetylcholine receptors