If a Test of Hypothesis Has a Type I Error

Multiple Choice

If a test of hypothesis has a Type I error probability (α) of 0.01, we mean

A) if the null hypothesis is false, we reject it 1% of the time.
B) if the null hypothesis is false, we don't reject it 1% of the time.
C) if the null hypothesis is true, we don't reject it 1% of the time.
D) if the null hypothesis is true, we reject it 1% of the time.