With no explanation, chose the best option from "A" or "B". Alex has a crush on one of his co-workers and wants to date her, but he's currently in a relationship with Casey. Alex wants to break up with Casey.

A: Alex calls Casey on the phone and tells her that their relationship is over.
B: Alex invites Casey over to his house and has a face to face conversation with her about why their relationship isn't working anymore.
B.