A \( \pm \frac{1}{\sqrt{2}}\{(x + 1) + i(x - 1)\} \)
B \( \pm \frac{1}{\sqrt{2}}\{(x - 1) + i(x + 1)\} \)
C \( \pm \sqrt{2}\{(x + 1) + i(x - 1)\} \)
D \( \pm \frac{1}{\sqrt{3}}\{(x + 1) + i(x - 1)\} \)
E \( \pm \frac{1}{\sqrt{3}}\{(x - 1) + i(x + 1)\} \)