Patty disrupted everyone's work with her constant talking and telling jokes in the office, so coworkers finally began just ignoring her and the behavior stopped. This is an example of ________.

A) positive reinforcement
B) negative reinforcement
C) punishment
D) extinction

This is an example of extinction, where the behavior is no longer reinforced leading to its eventual decrease or cessation. In this case, Patty's behavior of constant talking and telling jokes is no longer positively reinforced through attention from coworkers as they began ignoring her.