As a child, Adrienne received a burn from a campfire and subsequently developed a fear of open flames. As she got older, the fear gradually faded until Adrienne had all but forgotten it. In her late teens, Adrienne was invited to a party at a neighbor's house. As she walked into the backyard, she noticed flames roaring up from a fire pit, and she felt fearful. Her behavior is an example of .A) stimulus discrimination.
B) acquisition.
C) recall.
D) spontaneous recovery.

d. spontaneous recovery

Explanation:

Spontaneous recovery -

It refers to the situation of certain incident or action to be displayed , which was hidden or lost for a very long period of time , is refers to as spontaneous recovery .

It is the reappearance of any thoughts or action because of some conditioned response .

Hence , from the given scenario of the question ,

The correct answer is d. spontaneous recovery  .

take a break move to stretching and slowly work back into physically exercising if the problem continues go to a doctor or physical therapist