Determine Whether the Relation Represents a Function

Multiple Choice

Determine whether the relation represents a function. If it is a function, state the domain and range.
-{(-3, 6) , (1, 4) , (4, -4) , (7, -1) }

A) function domain: {-3, 1, 4, 7}
Range: {6, 4, -4, -1}
B) function domain: {6, 4, -4, -1}
Range: {-3, 1, 4, 7}
C) not a function