Final answer:
To train his dog to sit and lie down when he commands the behavior, Jamal should utilize operant conditioning.
Step-by-step explanation:
To train his dog to sit and lie down when he commands the behavior, Jamal should utilize operant conditioning. Operant conditioning is a form of learning in which behavior is strengthened or weakened by the consequences that follow it. In this case, Jamal can use positive reinforcement, such as giving his dog a treat, when the dog performs the desired behavior of sitting or lying down.
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