A client engages in aggression whenever the parent comes hom…

A client engages in aggression whenever the parent comes home with bags of groceries and starts to unpack the groceries. The parent provides the client with her favorite packet of cookies when the aggression occurs. In the future, the client is more likely to engage in aggression when she sees the parent unpacking groceries. What is the likely function of aggressive behavior? 

In a study by O’Reilly et al. (2000), it was addressed that…

In a study by O’Reilly et al. (2000), it was addressed that certain diagnoses with underlying genetic factors predispose an individual to certain topographies of problem behavior. Which of the following statement(s) is/are true? X = Individuals diagnosed with Prader-Willi Syndrome are more likely to engage in hyperphagia. Y = Individuals with Williams Syndrome are more likely to display hyperacusis. Z = Individuals with Down Syndrome are more likely to engage in aggression.