Match the Definition with the Term

Match the definition with the term.
-unconditioned reflex

A) new stimulus-response connections formed through classical conditioning
B) occurs when a conditioned response is first established to one stimulus,which then goes on to serve as the unconditioned stimulus in a further series of pairings with another conditioned stimulus
C) occurs when dissimilar stimuli are presented repeatedly but only one is reinforced by a succeeding unconditioned stimulus
D) the elicitation of a newly formed stimulus-response connection by a similar,but not identical,stimulus
E) the innate and automatic reaction that must exist prior to any conditioning or learning