As far as I am as aware, Howard Webb never played professional football. Hi father was a referee for 35 years, and Howard was a policeman with the South Yorkshire Police.
The refree at the football field gave the defence a penalty.
Football has a referee.
On the side lines
The 'refree' is an umpire and there can be either
no because once the football player has lost all of his forward momentum the refree will mark the ball down there.
Just the one (if you're talking proper football, the one where you use your feet...)
The people who assist the refree are called the line judges and they stand on the corner of the court on the opposite side of the server to see something that the head refree may have missed
referee
Umpire
Yes
10000 a game
you simply cant