Adele and Tricia Want Dan to Help Them with Their

Multiple Choice

Adele and Tricia want Dan to help them with their statistics project. Tricia calls Dan two, three, and four times a day before finally reaching him and speaking with him about her project. Adele knows Dan is only available in the late afternoon, so waits to call about her project at that time. Then, Dan decides he doesn't want to provide free help and tells them both not to call him anymore. He has just "devalued" himself. Who will continue to call Dan, hoping to change his mind?

A) Tricia, because she was on a variable ratio schedule.
B) Adele, because she was on a variable ratio schedule.
C) Adele, because she was on a variable interval schedule.
D) They will be more or less equal in terms of persistence.