Answer: Negative reinforcement
Step-by-step explanation:
Negative reinforcement is defined as the enhancement of behavioral response through eliminating or avoiding any negative and damaging outcome.It improves the likelihood of any response as presence of undesirable stimuli is removed.
According to the question,Matt's situation is depicting about negative reinforcement. He is avoiding the warning buzzer by buckling the seat belt so that chances of his safety while driving and accidental case is reduced.This is improving the response of situation.