Human beings generally have an aversion to bitter and sour foods. some researchers suggest that this is because foods that are inedible or even poisonous are often bitter or sour. the tendency of human beings to find these potentially harmful foods repulsive is an example of

a. classical conditioning
b. vicarious conditioning
c. conditioned emotional response
d. biological preparedness

d. biological preparedness

Explanation:

Biological preparedness: In psychology, the term biological preparedness is defined as the phenomenon that describes organisms including animals and human beings are disposed inherently to develop a particular connection between specific stimuli and related responses.

Biological preparedness encompasses a vital role in various learning processes. The concept of biological preparedness has been widely used by the behaviorists in response to classical conditioning.

In the question above, the given statement signifies the biological preparedness.                          

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