If \(X=\dfrac{1}{1+\dfrac{1}{1+X}}\) and \(y=\dfrac{2}{2+\dfrac{1}{1+y}}\), then which of the following can be the value of X + Y?

• A. (-√5 - √17 + 3)/4
• B. (2√5 + √17 - 3)/4
• C. (-√5 + √17 + 1)/4
• D. (√5 + √17 - 1)/4