Give the Domain and Range of the Relation $\{ ( 3,7 ) , ( - 2 , - 9 ) , ( - 6 , - 4 ) , ( 5,0 ) \}$

Multiple Choice

Give the domain and range of the relation.
- $\{ ( 3,7 ) , ( - 2 , - 9 ) , ( - 6 , - 4 ) , ( 5,0 ) \}$

A) domain: $\{ 3,5,7 \}$ ; range: $\{ - 9 , - 6 , - 4 , - 2 \}$
B) domain: $\{ - 9 , - 4,0,7 \}$ ; range: $\{ - 6 , - 2,3,5 \}$
C) domain: $\{ - 9 , - 6 , - 4 , - 2 \}$ ; range: $\{ 3,5,7 \}$
D) domain: $\{ - 6 , - 2,3,5 \}$ ; range: $\{ - 9 , - 4,0,7 \}$