Monika takes \[\frac{1}{6}\] hour to walk to the playground and \[\frac{1}{3}\] hour to walk from the playground to school. How much time does it take her to walk to the playground and then to school?

• A.                      \[\frac{2}{9}\] hour                              
• B.  \[\frac{1}{3}\] hour      
• C.         \[\frac{1}{2}\] hour                  
• D.         \[\frac{2}{3}\]hour