Observation

This question was attempted by many candidates and their performance was fair well. In part (a) (i) most of the candidates could not correctly state instance in which it is an advantage receiver in a tennis game. In part (a) (ii) most of the candidates correctly stated instances in which players change ends in a table tennis game. In part (b) (i) some candidates did in it.
In part (b) (ii) majority of the candidates could not correctly name types of court in the game of tennis. In part (a) (ii) most of the candidates correctly named equipment used in the game of badminton.
 
The expected answers are as follow:

3.         (a)        (i)         INSTANCES WHEN IT IS AN ADVANTAGE RECEIVER IN A
TENNIS GAME
                       
-           if the server loses the next point after a deuce score
-           if the receiver wins the next point after a deuce score           

(ii)       INSTANCES WHEN PLAYERS CHANGE ENDS
IN A TABLE TENNIS GAME

-           after every game
-           at the first score of six in any deciding game of match
                                               
(b)        (i) RACKET GAMES THAT CAN BE PLAYED INDOOR

-           badminton
-           table tennis
-           tennis
-           squash
(ii)      TYPES OF COURT IN THE GAME OF TENNIS

-           clay court
-           grass court
-           concrete court
-           wooden court
-           synthetic court
(c)       EQUIPMENT USED IN THE GAME OF BADMINTON

-           net
-           racket
-           shuttle/shuttlecock/bird
-           net posts
-           umpire stand