Views in an mvc application

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Below is code in HomeController.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace WebApplication1.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            ViewBag.Countries = new List<string>
            {
                "China",
                "Japan",
                "USA"
            };

            return View();
        }

        public ActionResult About()
        {
            ViewBag.Message = "Your application description page.";

            return View();
        }

        public ActionResult Contact()
        {
            ViewBag.Message = "Your contact page.";

            return View();
        }

        public ActionResult Foo()
        {        
            return View("About");
        }
    }
}

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Below is code in index.cshtml
-----------------------------

@{
    ViewBag.Title = "Home Page";
}

@foreach (string country in ViewBag.Countries)
{
<li>@country</li>
}