At one time Jimmy was scared of dogs because he was bitten by one. With subsequent repeated exposure to tame dogs in safe settings, however, his fear of dogs has gradually faded. Jimmy's diminishing fear of dogs best illustrates:.1. operant behavior2. spontaneous recovery3. extinction4. acquisition

The answer is 3. extinction.

Explanation:

In studies of conditioning, extinction refers to the gradual decrease in responsse to a stimulus. This may occur through habituation, as in the example; or after a prolonged period in which the stimulus has not been present (the person might discover he is no longer afraid of dogs after a long time without seeing or interacting with them).

A response that was believed to be extinct can suddenly reappear. This is called spontaneous recovery.

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;

b) to encourage free trade