Adam Is a 5-Year-Old Boy with Developmental Delays and Intellectual

Adam is a 5-year-old boy with developmental delays and Intellectual Disability who also engage in Pica. Adam will chew leaves, cigarette butts, and other debris that he finds on the street if not monitored by his parents. Before leaving the house, his father gives Adam a stick of gum to chew. When chewing gum, Adam usually does not engage in Pica. His father's use of gum illustrates….

A) Differentiate reinforcement of zero behavior.
B) Differential reinforcement of incompatible behavior.
C) Negative reinforcement (avoidance learning) .
D) Negative reinforcement (escape learning) .