I believe what you're looking for is economics, but I could be wrong.
Answer:
B. spontaneous recovery
Explanation:
Spontaneous recovery: In psychology, the term spontaneous recovery is more or less associated or connected with conditioning and learning. Fundamentally, spontaneous recovery is defined as the reappearance or restoration of a response being conditioned earlier and had been destroyed. The restoration or recovery can occur only after the behavior is not exposed to the CS or conditioned stimulus for a specific time.
In the question above, the given statement is an example of spontaneous recovery.
Answer:
CVS and they have medicine and other goods
Explanation:
First, just simply do the usual for the letter as always, then introduce the three topics you're talking about and like it said: describe it or basically define it, list 3 facts, and your opinion.