Which of the following is an example of negative reinforcement?

a. grounding a teenager for missing curfew

b. making a child sit in the corner until he says "I'm sorry"

c. giving a student extra credit for class participation

d. allowing a student to take a make-up exam

b. making a child sit in the corner until they say "I'm sorry"

Explanation:

Negative reinforcement: In psychology, the term negative reinforcement is a part of operant conditioning which is being described by one of the famous psychologist and behaviorist named B. F. Skinner.

In operant conditioning, the negative reinforcement is referred to as a behavior or a response that is being strengthened by avoiding, stopping, or removing a particular aversive stimulus or negative outcome.

In other words, the negative reinforcement is considered as a punishment or sanction for not doing something.