It is the duty of the Umpire to determine all questions submitted to him according to these laws, when they apply, and according to his best judgment when they do not apply. ↗
People come out to see the players. When do you see a manager anyway? When he's out on the field arguing with the umpires, making a fool of himself and you know you can't win, and when he brings out the line-up card. ↗