Children Who Are Working Quietly on Their Homework When the Hourly

Multiple Choice

Children who are working quietly on their homework when the hourly bell rings will be allowed to go to the play area for 10 minutes.Just before the bell is about to ring, the children become so quiet that you could hear "a pin drop" in the classroom.These children's quiet behavior occurred right before the bell because they are on a _____ schedule of reinforcement.

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