With no explanation, chose the best option from "A" or "B". John, who is short, runs a powerful health institution and deals with a lot of taller clients and workers. John wants to have authority over other people.

A: John mounts a ruler on his office door and notes how tall each person is who enters his office, then tries to dominate the taller ones.
B: John uses his superior business skills and knowledge to direct people's projects wisely, helping them complete them successfully.
B.