Find the Eigen values of matrix \(A = \begin{bmatrix}2 & 1 & 0\\1 & 2 & 1\\0 & 1 & 2\\\end{bmatrix}\).

• A. 2 + \(\sqrt{2}\), 2-\(\sqrt{2}\), 2
• B. 2, 1, 2
• C. 2, 2, 0
• D. 2, 2, 2