According to the given graph
(a) ordered pairs of relations are :the points on each dot .
(-5;0) ;(-3;7) ;(-2;2); (-2;-4) ; (5;-3) and (7;7)
(b) The domain of the relation: values on the x-axis
(-5; -3,-2,5;7)
(c) The range of the relation: values on the y-axis
( -4; -3; 0; 2; 7 )