$$\frac{{12}}{{3 + \sqrt 5+ 2\sqrt 2 }}$$is equal to = ?

• A. ${\text{1}} - \sqrt 5+ \sqrt 2+ \sqrt {16} $$
• B. ${\text{1}} + \sqrt 5+ \sqrt 2- \sqrt {10} $$
• C. ${\text{1}} + \sqrt 5+ \sqrt 2+ \sqrt {10} $$
• D. ${\text{1}} - \sqrt 5- \sqrt 2+ \sqrt {10} $$