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

{(3, 7), (3, 8), (3, –2), (3, 4), (3, 1)}

A.
No; the domain value 3 corresponds to multiple range values.

B.
Yes; there is no value in the domain that corresponds to more than one value of the range.

C.
No; a function must have multiple domain values.