"buy nothing day" might best be described as a social movement.

The right answer is regressive social movement. A regressive social movement occurs when people perceive that a social change that took place harms them instead of helping them, and they initiate a campaign or social movement to socialize the reasons why social changes should be reversed. Generally, these movements seek to reverse and create new rules to reduce the social threat they perceive.

I hope this information can help you.

I'm going to go with 1,982 feet because of all of the ice.                                               ps its this is not the answer go with d 6,500.