When Jonesy Makes His Rounds Around the Production Floor, He

Multiple Choice

When Jonesy makes his rounds around the production floor, he keeps $50 VISA gift cards in his pockets. If he sees someone going above-and-beyond their role, he hands them a gift card. The employees never know when Jonesy will make his rounds, but anticipating his appearance causes people to work hard to get rewarded. This is an example of which type of intermittent reinforcement?

A) fixed ratio schedule
B) fixed interval schedule
C) variable interval schedule
D) variable ratio schedule