A Department Store Decides to Use "Secret Shoppers" at Unannounced

Multiple Choice

A department store decides to use "secret shoppers" at unannounced times to test for service quality among its personnel. Store personnel are rewarded for excellent service attitudes. Which of the following reinforcement schedules would most likely apply in this situation?

A) fixed-ratio reinforcement
B) fixed-interval reinforcement
C) variable-frequency reinforcement
D) variable-interval reinforcement