Find the Domain and Range of the Following Relations $$\{ ( 2 , - 1 ) , ( 7 , - 4 ) , ( 0,3 ) , ( - 2,19 ) , ( 2,6 ) \}$$

Multiple Choice

Find the domain and range of the following relations. $$\{ ( 2 , - 1 ) , ( 7 , - 4 ) , ( 0,3 ) , ( - 2,19 ) , ( 2,6 ) \}$$

A) domain : $\{ - 4 , - 1,3,6,19 \}$
range : $\{ - 2,0,2,7 \}$
B) domain: $\{ - 2,0,2,7 \}$
range : $\{ - 4 , - 1,3,6,19 \}$
C) domain: $\{ - 4 , - 2 , - 1,0,2,3,6,7,19 \}$
$$\text { range : } \{ - 4 , - 1,3,6,19 \}$$
D) domain: $\{ - 2,0,2,7 \}$
range : $\{ - 4 , - 2 , - 1,0,2,3,6,7,19 \}$