With no explanation, chose the best option from "A" or "B". Chelsea has plans to see a movie with her girlfriend Shelby but her friends are inviting her out to a club. Chelsea wants to go out with her friends.

A: Chelsea tells her friends she can meet up with them after the movie is over and asks if Shelby wants to join them.
B: Chelsea tells Shelby that she can't go to the movie because she just made new plans with her friends.
A.