Does the Table Describe a Function A) $y \mathrm { es }$

Multiple Choice

Does the table describe a function?
$\begin{array}{|c|c|c|c|c|c|}\hline \text { Input value } & -6 & -3 & 0 & 3 & 6 \\\hline \text { Output value } & 11 & 11 & 11 & 11 & 11 \\\hline\end{array}$

A) $y \mathrm { es }$
B) no