Calista dislikes going to the doctor for her illness because every time she does, she is prescribed medicines, which rein her appetite and make her feel nauseated. She associates doctors with feeling of nausea. However, she is not afraid of visiting dentists. In this scenario, Calista's behavior best exemplifies in classical conditioning.

Discrimination

Explanation:

Discrimination is the ability to distinguish between similar stimuli. In this problem, Calista reacts negatively to a typical doctor's office but does not have the same reaction in a dentist's office. This shows she only responds to certain stimuli and does not respond to those that are similar.

the rebels’ chances of victory at lexington & concord were fairly slim, given the fact that most of them very untrained and they were up against the world's greatest military force.  

buying socks and buying shoes are independent events.