A \( \frac{1 \pm i\sqrt{7}}{2} \)
B \( \frac{1 \pm i\sqrt{6}}{2} \)
C \( \frac{1 \pm i\sqrt{21}}{2} \)
D \( \frac{1 \pm i\sqrt{11}}{2} \)
E \( \frac{1 \pm i\sqrt{5}}{2} \)
Correct Answer: Option A
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