Simplify the Radical Expression $\sqrt{18 k^{7} q^{8}}$ A) $3 k^{3} q^{4} \sqrt{2}$

Multiple Choice

Simplify the radical expression. Assume all variables represent nonnegative real numbers.
- $\sqrt{18 k^{7} q^{8}}$

A) $3 k^{3} q^{4} \sqrt{2}$
B) $3 k^{3} q^{4} \sqrt{2 k}$
C) $3 k^{7} q^{8} \sqrt{2 k}$
D) $3 k^{2} q^{4} \sqrt{2 k}$