Multiply and Then, If Possible, Simplify by Factoring $\sqrt{10} \sqrt{10 x}$

Multiple Choice

Multiply and then, if possible, simplify by factoring.
- $\sqrt{10} \sqrt{10 x}$

A) $100 \sqrt{x}$
B) $\sqrt{100} x$
C) $10 x$
D) $10 \sqrt{x}$