Give the Domain and Range of the Relation $$\{ ( - 5 , - 5 ) , ( - 2 , - 6 ) , ( 12,7 ) , ( 12 , - 8 ) \}$$

Multiple Choice

Give the domain and range of the relation.
- $$\{ ( - 5 , - 5 ) , ( - 2 , - 6 ) , ( 12,7 ) , ( 12 , - 8 ) \}$$

A) domain $= \{ - 5,12 , - 2 \} ;$ range $= \{ - 5,7 , - 6 , - 8 \}$
B) domain $= \{ - 5,7 , - 6 , - 8 \}$ ; range $= \{ - 5,12 , - 2 \}$
C) domain $= \{ - 5,12 , - 2,22 \}$ ; range $= \{ - 5,7 , - 6 , - 8 \}$
D) domain $= \{ - 5,12 , - 2 , - 12 \}$ ; range $= \{ - 5,7 , - 6 , - 8 \}$