A bag contains red, white and blue pencils. The probability of selecting a red pencil is \[\frac{2}{13}\] and that of selecting a blue pencil is \[\frac{4}{13}\] . Find the probability of selecting a white pencil.

• A.  \[\frac{6}{13}\]                     
• B.         \[\frac{7}{13}\]                     
• C.  \[\frac{3}{5}\]                       
• D.         \[\frac{2}{5}\]