With no explanation, chose the best option from "A" or "B". Mary is a busy single mother whose son tells her he feels sick on the day of an important conference. Mary wants to maintain a good balance between work and family.

A: Mary feels he doesn't have a fever and so sends him to school, so she can attend her conference.
B: Mary arranges for a coworker to cover her while she takes her son to the doctor.
B.