Maurice is teaching an adult (Sandie) who lives in his group home to make macaroni and cheese from a box. Maurice performs all steps of the task, except for the last step, which is to serve the macaroni and cheese on a plate. For this step, Maurice prompts Sandie to complete the step. When Sandie has mastered that skill, Maurice has Sandie do the stirring and the serving (the last two steps of the task). What procedure is Maurice using? A. Forward chaining
B. Backward chain
C. Total-task chaining
D. Reverse function training