Final answer:
False. When extrinsic motivates prevail, physical activity becomes one of work rather than play.
Step-by-step explanation:
False. When participants' extrinsic motivates prevail, physical activity becomes one of work rather than play. Research suggests that receiving extrinsic reinforcement, such as payment, for engaging in behaviors that we enjoy can lead to a change in our motivation to do those behaviors, diminishing our intrinsic motivation. This is known as the overjustification effect.