If A and B are two nonzero square matrices

If $A$ and $B$ are two nonzero square matrices of the same order such that $A B=0$ then

A. $|A|=0$ or $|B|=0$

B. $|A|=0$ and $|B|=0$

C. $|A| \neq 0$ and $|B| \neq 0$

D.None of these