Beth really wants to get in shape,but just can't seem to ever get herself to the gym.An example of a commitment device Beth could use would be:

Question

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Making arrangements to meet with an exercise buddy every day at the gym to work out together is a commitment device because it adds an external accountability and motivator for Beth to go to the gym. Knowing that someone else is expecting her to show up at a certain time can be a strong incentive to stick with the commitment. Options A and B are not necessarily effective commitment devices as they do not create accountability and incentives to actually make it to the gym. Option D is incorrect because there is at least one appropriate commitment device provided.

Beth Really Wants to Get in Shape,but Just Can't Seem