A. Player A serves to the deuce court. Player A then serves to the Ad court. Player B then serves to the deuce court. Player B then serves to the Ad court.
B. Player A serves to the deuce court. Player B then serves to the Ad court. Player B then serves to the deuce court. Player A then serves to the Ad court.
C. Player A serves to the Ad court. Player B then serves to the deuce court. Player B then serves to the Ad court. Player A then serves to the deuce court.
D. Player A serves to the deuce court. Player B then serves to the Ad court. Player A then serves to the Ad court. Player B then serves to the deuce court.