Give the Domain and Range of the Relation $\{ ( 1,9 ) , ( - 2 , - 8 ) , ( - 6 , - 5 ) , ( 6 , - 8 ) \}$

Give the domain and range of the relation.
- $\{ ( 1,9 ) , ( - 2 , - 8 ) , ( - 6 , - 5 ) , ( 6 , - 8 ) \}$

A) domain: $\{ 1,6,9 \}$ ; range: $\{ - 8 , - 6 , - 5 , - 2 \}$
B) domain: $\{ - 6 , - 2,1,6 \}$ ; range: $\{ - 8 , - 5,9 \}$
C) domain: $\{ - 8 , - 5,9 \}$ ; range: $\{ - 6 , - 2,1,6 \}$
D) domain: $\{ - 8 , - 6 , - 5 , - 2 \}$ ; range: $\{ 1,6,9 \}$

Correct Answer:

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