Simplify: \[\frac{1+\frac{1}{2}}{1-\frac{1}{2}}+\frac{4}{7}\left( \frac{2}{5}+\frac{3}{10} \right)\] of \[\left( \frac{\frac{1}{2}+\frac{1}{3}}{\frac{1}{2}-\frac{1}{3}} \right)\]

• A.  \[\frac{2}{3}\]                                   
• B.  \[37\frac{1}{2}\]       
• C.         \[\frac{3}{2}\]                       
• D.         \[18\frac{3}{8}\]