The graph represents a relation where x represents the independent variable and y represents the dependent variable.
a coordinate plane with points at negative 5 comma 1, negative 2 comma 0, 0 comma 2, 1 comma negative 2, 1 comma 3, and 5 comma 1
Is the relation a function? Explain.
A. No, because for each input there is not exactly one output
B. No, because for each output there is not exactly one input
C. Yes, because for each input there is exactly one output
D. Yes, because for each output there is exactly one input