With no explanation, chose the best option from "A" or "B". Danny is helping John paint his apartment and John notices that Danny is painting the wrong part of the wall. John wants to tell Danny to stop painting.

A: John doesn't tell Danny he's doing anything wrong, he just simply tells Danny to take a break while he finishes the wall.
B: John yells at Danny to stop, calls him an idiot and exasperatedly tells him he's doing it all wrong.
A.