The L.C.M. of the fractions \[\frac{5}{16},\frac{15}{24}\] and \[\frac{25}{8}\] is

• A.  \[\frac{5}{48}\]                                 
• B.  \[\frac{5}{8}\]
• C.  \[\frac{75}{48}\]                               
• D.  \[\frac{75}{8}\]