Answer:
The correct answer is option D.
Explanation:
The recommendation made by the therapist is a wise recommendation as Tyler will experience the craving for the drugs if he will visit associates and places that are related to the drugs by any means due to the classical conditioning.
Classical conditioning is the phenomenon that states that stimulus that is associated with specific learning that results in a specific response than if the same stimulus or similar stimulus reoccurred the response will be similar.
Thus, the correct answer is option D.