An individual with mental retardation frequently engages in aggressive behavior when he wants a break from a task at work. When he engages in aggressive behavior, he is required to continue working on the task, but if he asks for a break his behavior is reinforced with a break from the task. Which variation of DRA is being used in this example?

An ultrasound was taken a week before Lina's due date and it showed that her baby was breech. The doctor could ___________ , at approximately _____ weeks

a. administer medication; 38 weeks. b. administer medication; 39 weeks. c. massage Lina's belly; 37 weeks. d. massage Lina's belly; 35 weeks.

Which of the following does not describe a schema?

a. organizes the social world b. fills in the gaps of the social world c. makes sense of the social world d. increases the accessibility of a trait