public ActionResult Index()
        {


            Dataset oDataSetCountry = GetDataSet();
            List list = new List { };
            foreach(DataRow oDataRow in oDataSetCountry.Tables[0].Rows)
            {
                SelectListItem oSelectListItem = new SelectListItem { Value = (String)oDataRow["CountryCode"],Text = (String)oDataRow["CountryName"]};
                list.Add(oSelectListItem);  
            
            }
            ViewData["DDLCountry"] = list;

            return View(oCountry);
        }





// Get value from view.

        [AcceptVerbs(HttpVerbs.Post)]

        public ActionResult Index(FormCollection frmCollection)
        {
            string dropDownSelectedValue = frmCollection.Get("DDLCountry");
            ViewData["Test"] = dropDownSelectedValue;
            return Redirect("Index");
        }







in the aspx file . 

<%= Html.DropDownList("DDLCountry", "LoLo")%>;