When he was 9 years old, mike tried shrimp for the first time but fell very ill shortly thereafter. within a few hours he was vomiting and was sick for the rest of the night. now, years later, mike cannot bring himself to eat shrimp. this is an example of
a. observational learning.
b. operant conditioning.
c. classical conditioning.
d. non-associative learning.

c) classical condiotining

Explanation:

Classical conditioning (or Pavlovian conditioning or responsive conditioning), also known as punishment and reward or behaviorism, is a process that describes the genesis and modification of some behaviors based on the effects of the stimulus-response binomial on the central nervous system of living things.  

Mike associate the action of eating shrimp as a bad thing, since years before he had a bad experience with the action.