FCS_Funding.Views.EventDonorDonation.Organization_DropDown C# (CSharp) Method

        private void Organization_DropDown(object sender, RoutedEventArgs e)
        {
            Models.FCS_DBModel db = new Models.FCS_DBModel();
            var query = (from o in db.Donors
                         where o.DonorType == "Organization"
                         orderby o.OrganizationName
                         select o.OrganizationName).ToList();

            var box = sender as ComboBox;
            box.ItemsSource = query;
        }