Determine whether the relation represents a function. If it is a function, state the domain and range.{(-4, 12), (-3, 5), (0, -4), (3, 5), (5, 21)}
A. function
domain: {12, 5, -4, 21}
range: {-4, -3, 0, 3, 5}
B. function
domain: {-4, -3, 0, 3, 5}
range: {12, 5, -4, 21}
C. not a function
Answer: B
Mathematics
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