What are the solutions to the equation x2 + 4x + 5 = 0?
A. x = - 4 + 2i or x = - 4 - 2i
B. x = 1 or x = 4
C. x = - 2 + i or x = 2 - i
D. x = - 2 + i or x = - 2 - i
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