Multiply and Then, If Possible, Simplify by Factoring $\sqrt{\mathrm{rs}} \sqrt{\mathrm{st}}$ A) $s \sqrt{\mathrm{rt}}$

Multiple Choice

Multiply and then, if possible, simplify by factoring.
- $\sqrt{\mathrm{rs}} \sqrt{\mathrm{st}}$

A) $s \sqrt{\mathrm{rt}}$
B) $\sqrt{\mathrm{rst}}$
C) $s^{2} \sqrt{\mathrm{rt}}$
D) $\sqrt{r s^{2} t}$