Factor the Trinomial Completely $x ^ { 12 } - 5 x ^ { 6 } + 6$

Multiple Choice

Factor the trinomial completely. If the polynomial cannot be factored, write "prime."
- $x ^ { 12 } - 5 x ^ { 6 } + 6$

A) $\left( x ^ { 6 } - 3 \right) ( x - 2 )$
B) $\left( x ^ { 12 } - 3 \right) ( x - 2 )$
C) $\left( x ^ { 6 } - 3 \right) \left( x ^ { 6 } + 2 \right)$
D) $\left( x ^ { 6 } - 3 \right) \left( x ^ { 6 } - 2 \right)$