With no explanation, chose the best option from "A" or "B". Derrick is on an important business call while working from home and his family is in the background making a lot of noise. Derrick wants to be able to hear the person he's talking to clearly.

A: Derrick covers the receiver of his phone for a moment and shouts at his family to shut up.
B: Derrick covers the receiver of his phone and quietly asks his family to tone down the noise for a bit.
B.