Give the Domain and Range of the Relation $$\{ ( 3,7 ) , ( - 1 , - 8 ) , ( - 7 , - 4 ) , ( 5 , - 8 ) \}$$

Give the domain and range of the relation.
- $$\{ ( 3,7 ) , ( - 1 , - 8 ) , ( - 7 , - 4 ) , ( 5 , - 8 ) \}$$

A) domain: $\{ - 8 , - 7 , - 4 , - 1 \}$ ; range: $\{ 3,5,7 \}$
B) domain: $\{ - 7 , - 1,3,5 \}$ ; range: $\{ - 8 , - 4,7 \}$
C) domain: $\{ 3,5,7 \}$ ; range: $\{ - 8 , - 7 , - 4 , - 1 \}$
D) domain: $\{ - 8 , - 4,7 \}$ ; range: $\{ - 7 , - 1,3,5 \}$

Correct Answer:

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