Redirect To Static Html Page

Question

How to Redirect From Asp.net Mvc To Html Page 

code is below 

When I want click button Contact It will Redirect to Html Page  

 

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.Mvc;

namespace Sendsms.Controllers

{

public class HomeController : Controller

{

public ActionResult Index()

{

return View();

}

public ActionResult About()

{

return RedirectToRoute("About.html");

}

public ActionResult Contact() 

{

var staticPageToRender = new FilePathResult("~/Html/index.html", "text/html");

return staticPageToRender;

// return View();

}

}

}