Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

A hypothesis test for a normally-distributed population at a 0.05 significance level implies a:
Option A:95% probability of rejecting a true null hypothesis.
Option B:95% probability of a Type I error for a two-tailed test.
Option C:5% critical value rejection region in a tail of the distribution for a one-tailed test.

Answer: C