The BEST definition for mouthing behavior would be any instance of Luke.

• A.placing his mouth on any object for at least 5 seconds.
• B.placing his open mouth on a non-nutritive object or placing a non-nutritive object in his mouth.
• C.making contact with his mouth to any non-nutritive object.
• D.mouthing a non-nutritive item for 3 or more consecutive instances within a 30 second interval.

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Andrea has limited speech abilities. She has been attending speech therapy and is required to perform speech exercises at home. Other than her training sessions, Andrea chooses to remain essentially non-verbal. One evening, Andrea's sister called to invite Andrea on an outing. Andrea listened to her sister's invitation over the phone and nodded in excitement. Andrea's mother pointed out that her sister could not see her through the phone and that Andrea would need to speak so that her sister would know if she wanted to go. Andrea then said, "Yes, I want." This is a form of.

• A.contextual manipulation.
• B.direct instruction.
• C.incidental teaching.
• D.whole task training.

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The Smiths' daughter, who has autism, has been receiving ABA services for one-and-a-half years from Andrew, a behavior analyst. Andrew's experience and training is in special education. Recently, the Smiths' other child has been behaving differently and they suspect that he may be clinically depressed. The Smiths would like their son to receive services from Andrew because their family is familiar with him and he has provided effective interventions for their daughter. The Smiths ask Andrew to confirm their suspicions about their son. What should Andrew do?

• A.Remind the family that his area of expertise is special education and ABA.
• B.Conduct a descriptive assessment and collect baseline data in order to develop an intervention.
• C.Consult with colleagues who have expertise in treating mood disorders in order to design an effective intervention.
• D.Refer the family to a colleague who has expertise in diagnosing mood disorders.

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By the end of the training phase of an acquisition program, the reinforcement schedule should.

• A.approximate that of the natural environment.
• B.be a rich schedule in order to promote generalization to the natural environment.
• C.be gradually eliminated since the behavior should be self-reinforcing for maintenance to occur.
• D.have mild punishers added for incorrect responses in order to simulate the natural environment.

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This graph BEST exemplifies:

• A.clear demonstration of an effective intervention.
• B.a change in the trend between baseline and intervention phases.
• C.a change in the level between baseline and intervention phases.
• D.a decrease in variability due to the intervention.

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