MVC Razor dropdownlist using ViewBag

MVC Razor code-sample

@{

    var TimeZone = new List<SelectListItem>();

    foreach (var item in ViewBag.TimeZoneOffset)

    {

        TimeZone.Add(new SelectListItem() { Text = item.TimeZoneOffset, Value = item.TimeZoneOffset });

    }

    @Html.DropDownList("TimeZoneID", TimeZone, new { id = "TimeZoneID", @class = "form-control" })

}  

MVC controller Action code-sample

public ActionResult Index()

{  

    ViewBag.TimeZoneOffset = _RepoResellers.GetTimeZoneOffset();

    return View();

}