Adding dropdown List in Datatable

ns17514

I am having json response like below :
"aoColumns" : [
{
"mData" : "Id"
},
{
"mData" : "name",
},
{
"mData" : "mobilenumber",
},
{
"mData" : "email",
},
{
"mData" : "category", //Contains List of values
}
]
});

Everything displaying in corresponding columns but for "category" column am having list of values ,How to display that list in dropdown List (Particularly for category column)