They are technically called assistant referees.
The referees have to control the game and players, and decide when the ball is a free kick, penalty, throw in and a corner.
The referees are paid handsomely they get 5,000 pounds for the game.
The usual number of girls that play on the field during a U9 soccer game is 6 players.
A soccer referee earns about 750 dollars a game.
Of course you can.
All over the field.
Normally 4 1- The referee who controls the play 2/3 - There are 2 assistant referees aka linesmen keeping an eye on offsides and if the ball crosses a line 4- The fourth official who has the electronic board which shows how much added time and if there is a substitution and he is also the man who the managers complain to
11 people on each team.