Task: Question Answering
Input (English): Question: The only autonomic adrenergic fibers are axons of neurons: 
 Options:  <1> Sympathetic preganglions. <2> Postganglionic sympathetics. <3> Preganglionic parasympathetic. <4> Postganglionic parasympathetic. <5> Parasympathetic ganglion.
Output (English): 2