The value of \[\frac{\mathbf{1}}{\mathbf{3+}\frac{\mathbf{1}}{\mathbf{3+}\frac{\mathbf{1}}{\mathbf{3-}\frac{\mathbf{1}}{\mathbf{3}}}}}\] is which of the following?

• A. \[\frac{8}{27}\]             
• B.   \[\frac{27}{89}\]
• C. \[\frac{3}{24}\]             
• D.   \[\frac{9}{25}\]
• E. None of these