D. U2 ( Umpire 2 ) takes a position approximately three ( 3 ) metres to the right of the referee .
D. U2 ( Umpire 2 ) observes the team at that end of the playing court during its warm - up .
D. U2 ( Umpire 2 ) takes a position approximately three ( 3 ) metres to the right of the referee and observes the team at that end of the playing court during its warm - up .