When the P-Value Is Used for Hypothesis Testing, the Null $\leq$

When the p-value is used for hypothesis testing, the null hypothesis is rejected if

A) p-value $\leq$ $\alpha$ .
B) $\alpha$ < p-value.
C) p-value = 1 - $\alpha$ /2.
D) p-value = 1 - $\alpha$ .