With no explanation, chose the best option from "A" or "B". Cynthia's roommate is sleeping when Cynthia gets a call from her boyfriend. Cynthia wants to talk to her boyfriend.

A: Cynthia stays in bed, picks up her phone, and starts talking out loud with her boyfriend.
B: Cynthia texts her boyfriend to wait a minute and goes out of the dorm to talk to her boyfriend.
B.