The product of two rational numbers is \[\frac{15}{16}\]. If one of the numbers is \[\frac{5}{4},\] what is the other number?

• A.  \[\frac{75}{64}\]                                             
• B.                         \[\frac{25}{64}\]             
• C.                         \[\frac{25}{4}\]               
• D.                         \[\frac{3}{4}\]