Add or Subtract $\sqrt{128}+9 \sqrt{32}+5 \sqrt{98}$ A) $79 \sqrt{2}$ B) $-32 \sqrt{2}$ C) $-79 \sqrt{2}$

Multiple Choice

Add or subtract. Simplify by collecting like radical terms, if possible.
- $\sqrt{128}+9 \sqrt{32}+5 \sqrt{98}$

A) $79 \sqrt{2}$
B) $-32 \sqrt{2}$
C) $-79 \sqrt{2}$
D) $-4 \sqrt{2}$