Subtract the following fractions: \[\,\frac{\mathbf{8}}{\mathbf{9}}\mathbf{-}\frac{\mathbf{5}}{\mathbf{9}}\].

• A. \[\frac{2}{7}\]         
• B.             \[\frac{7}{13}\]
• C.  \[\frac{1}{3}\]         
• D.                               All the above
• E.  None of these