Five-Year-Old Trevor Is Emotionally Disturbed and Refuses to Communicate with Anyone

question 5

Multiple Choice

Five-year-old Trevor is emotionally disturbed and refuses to communicate with anyone. To get him to speak,his teacher initially gives him candy for any utterance,then only for a clearly spoken word,and finally only for a complete sentence. The teacher is using the method of

• A)secondary reinforcement.
• B)delayed reinforcement.
• C)spontaneous recovery.
• D)shaping.

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