With no explanation, chose the best option from "A" or "B". Caleb is a preschool teacher and one of his students, Sean, is having a temper tantrum over another child having a toy he wants. Caleb wants Sean's behavior to stop.

A: Caleb tells Sean that he will be able to play with the toy when the other child is finished which calms him down right away.
B: Caleb gives Sean a little slap across the face, which puts him in a state of shock.
A.