The simplified value of \[\left( 1-\frac{1}{3} \right)\left( 1-\frac{1}{4} \right)\left( 1-\frac{1}{5} \right)......\left( 1-\frac{1}{200} \right)\]is

• A.  \[\frac{2}{99}\]                     
• B.  \[\frac{1}{50}\]             
• C.  \[\frac{1}{100}\]
• D.  \[\frac{3}{200}\]