Mike has acrophobia, an extreme fear of heights. His therapist is going to attempt to help him resolve his fear by using flooding. Which of the following is the therapist most likely planning for Mike?

A) The therapist is going to pair relaxation with gradual exposure to high places.
B) The therapist is going to find him a job in a building where he doesn't need to be on a high floor.
C) The therapist is going to show him movies of people high up on rooftops, having fun.
D) The therapist is going to take him to the top of a 40-story building and make him look down.