Independent Practice Determine whether the relation is a function. Explain why or why not.

{(–2, 9), (3, 9), (–0.5, 9), (4, 9)}

A.
No; 9 is the only value in the range.

B.
Yes; 9 is the only value in the range.

C.
No; multiple domain values correspond to one range value.

D.
Yes; no value in the domain corresponds to more than one value in the range.