What is the value of (cot 45° - √2)?

• A. \(\frac{{\left( {\sqrt 3 - 1} \right)}}{{2\sqrt 3}}\)
• B. \(\frac{{\sqrt 3 - 1}}{2}\)
• C. \(1 - \sqrt 2\)
• D. \(1 - \sqrt 3\)