Simplify the Polynomial by Combining Like Terms $$\begin{array} { r } 3 x ^ { 5 } + 5 x ^ { 2 } + 5 \\+ \left( 6 x ^ { 5 } - 9 x ^ { 2 } - 7 \right) \\\hline\end{array}$$

Multiple Choice

Simplify the polynomial by combining like terms.
- $$\begin{array} { r } 3 x ^ { 5 } + 5 x ^ { 2 } + 5 \\+ \left( 6 x ^ { 5 } - 9 x ^ { 2 } - 7 \right) \\\hline\end{array}$$

A) $11 x ^ { 5 } - 6 x ^ { 2 } - 2$
B) $9 - 4 x ^ { 5 } - 2 x ^ { 2 }$
C) $3 x ^ { 7 }$
D) $9 x ^ { 5 } - 4 x ^ { 2 } - 2$