Give the domain and range of the relation.{(1, 8), (-1, -9), (-7, -4), (6, -9)}
A. Domain: {-9, -4, 8}; Range: {-7, -1, 1, 6}
B. Domain: {-9, -7, -4, -1}; Range: {1, 6, 8}
C. Domain: {-7, -1, 1, 6}; Range: {-9, -4, 8}
D. Domain: {1, 6, 8}; Range: {-9, -7, -4, -1}
Answer: C
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