To Examine How a Reward Influences a Desired Behaviour,a Mother

Multiple Choice

To examine how a reward influences a desired behaviour,a mother first counts the number of times her son makes his bed over a two-week period.For the next two weeks,she gives him a reward every time he makes his bed.Following this period,she stops giving him a reward and again counts the number of times he makes his bed.This procedure would be an example of a(n) _____ design.

A) pretest-posttest
B) baseline treatment
C) control series
D) ABA