When Testing the Hypothesis Presented Below, at a $\begin{array}{l}H_{0}: \mu=100 \\H_{1}: \mu \neq 100\end{array}$

Multiple Choice

When testing the hypothesis presented below, at a .05 level of significance with the t test, where is the rejection region?

$\begin{array}{l}H_{0}: \mu=100 \\H_{1}: \mu \neq 100\end{array}$

A) The upper tail
B) The lower tail
C) Both the upper and tails
D) Cannot be determined