Find the Critical Value at The $\alpha = 0.05$ Level for the Following Sample, for Testing

Find the critical value at the $\alpha = 0.05$ level for the following sample, for testing $H _ { 0 }$ m= 41 versus $H _ { 1 } : m \neq 41$ .
$\begin{array} { l l l l l l l l l l l l } 57 & 61 & 55 & 50 & 35 & 52 & 58 & 22 & 41 & 48 & 32 & 27\end{array}$

A) 4
B) 1
C) 3
D) 2

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