Factor the Polynomial Completely $p ( x ) = x ^ { 6 } - 6 x ^ { 4 } + 9 x ^ { 2 }$

Multiple Choice

Factor the polynomial completely. $p ( x ) = x ^ { 6 } - 6 x ^ { 4 } + 9 x ^ { 2 }$

A) $x ^ { 4 } ( x - \sqrt { 3 } ) ^ { 2 }$
B) $x ^ { 2 } ( x - 3 ) ^ { 2 } ( x + 3 ) ^ { 2 }$
C) $x ^ { 2 } \left( x ^ { 4 } - 6 x ^ { 2 } - 9 \right)$
D) $x ^ { 4 } ( x + 9 ) ^ { 2 }$
E) none