Determine the linear factors for x4 - 2x2 + 1.
A)
(x + 1)(x + 1)(x - 1)(x - 1)
B)
(x + 2)(x + 1)(x - 1)(x - 1)
(x + 1)(x + 1)(x - 2)(x - 1)
D)
(x + 2)(x + 1)(x - 2)(x + 1)
I need help asap