With no explanation, chose the best option from "A" or "B". Tanya has 20 minutes left in her favorite show but has to be at the dentist in 10 minutes. Tanya wants to finish the episode she is on.

A: Tanya sets her DVR to record the rest of the episode, so she can watch the rest after her appointment.
B: Tanya finishes the episode before heading to the dentist's office.
A.