Narendra reads \[\frac{1}{4}\] of a short novel in 1 hour. What part of the book will he have read in \[2\frac{1}{2}\] hours?

• A.  \[\frac{4}{5}\]                       
• B.   \[\frac{5}{6}\]          
• C.        \[\frac{3}{4}\]          
• D.       \[\frac{5}{8}\]