Find the Critical Value or Values Of $\chi ^ { 2 }$

Multiple Choice

Find the critical value or values of $\chi ^ { 2 }$ based on the given information.
- $\begin{array} { l } \mathrm { H } _ { 0 } : \sigma = 8.0 \\\mathrm { n } = 10 \\\alpha = 0.01\end{array}$

A) 1.735, 23.589
B) 2.088, 21.666
C) 21.666
D) 23.209