Darnell was the subject for his in-class demonstration on classical conditioning. His teacher read through a list of random words, but each time she said the word, "pizza," she squirted him in the face with a water bottle, which caused him to flinch. When talking about pizza later outside of class, he didn’t flinch, but then two days later, his friend from class said, "Hey Darnell, pizza!" and he flinched with fear. This is an example of .

spontaneous recovery      

Explanation:

Spontaneous recovery: In psychology, the term "spontaneous recovery" is described as a phenomenon related to memory and learning which was proposed by a psychologist and behaviorist named Ivan Pavlov in his theory of classical conditioning that is also referred as Pavlovian conditioning.

According to Pavlov, spontaneous recovery referred to as the re-emergence of a specific formerly extinguished "conditioned response" after a particular delay in the conditioning process.

In the question above, the given statement is an example of spontaneous recovery.

i am not in high school so i don’t know

no the answer is c only objects touching the earth's surface can be acted upon by an outside force