Solve the Equation in the Real Number System $$x ^ { 4 } - 8 x ^ { 3 } + 16 x ^ { 2 } + 8 x - 17 = 0$$

Multiple Choice

Solve the equation in the real number system.
- $$x ^ { 4 } - 8 x ^ { 3 } + 16 x ^ { 2 } + 8 x - 17 = 0$$

A) $\{ - 4,4 \}$
B) $\{ - 4,1 \}$
C) $\{ - 1,1 \}$
D) $\{ - 1,4 \}$