Use Substitution to Factor the Polynomial Completely $$( x + 7 ) ^ { 2 } - 10 ( x + 7 ) + 16$$

Multiple Choice

Use substitution to factor the polynomial completely.
- $$( x + 7 ) ^ { 2 } - 10 ( x + 7 ) + 16$$

A) $\left( x ^ { 2 } - 7 x + 8 \right) \left( x ^ { 2 } - 7 x + 2 \right)$
B) $\left( x ^ { 2 } + 7 x - 8 \right) \left( x ^ { 2 } + 7 x - 2 \right)$
C) $( x + 15 ) ( x + 9 )$
D) $( x - 1 ) ( x + 5 )$