Give the Domain and Range of the Relation $\{ ( - 2 , - 8 ) , ( 12,5 ) , ( 2,1 ) , ( 2 , - 5 ) \}$

Multiple Choice

Give the domain and range of the relation.
- $\{ ( - 2 , - 8 ) , ( 12,5 ) , ( 2,1 ) , ( 2 , - 5 ) \}$

A) domain $= \{ 2 , - 2,12 \}$ ; range $= \{ 1 , - 8,5 , - 5 \}$
B) domain $= \{ 2 , - 2,12 , - 2 \}$ ; range $= \{ 1 , - 8,5 , - 5 \}$
C) domain $= \{ 2 , - 2,12,12 \}$ ; range $= \{ 1 , - 8,5 , - 5 \}$
D) domain $= \{ 1 , - 8,5 , - 5 \}$ ; range $= \{ 2 , - 2,12 \}$