Determine whether the relation represents a function. If it is a function, state the domain and range.{(-3, -7), (1, 5), (5, -4), (8, -1)}
A. function
domain: {-7, 5, -4, -1}
range: {-3, 1, 5, 8}
B. function
domain: {-3, 1, 5, 8}
range: {-7, 5, -4, -1}
C. not a function
Answer: B
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