As infants become mobile and experience falls, they become increasingly afraid of heights. this best illustrates the impact of on fear.

The answer is classical conditioning. To simplify, as infants become mobile and experience falls, they become increasingly afraid of heights. This best exemplifies the impact of classical conditioning on fear.  In addition, classical conditioning theories engage learning a new behavior by means of the procedure of organization. In simple terms, the two stimuli are connected simultaneously to generate a newly learned response in a person or animal. 

How either some or all of the organisms in this activity are related to one another based

Who it was like back then