e.g. 3.2 Modifying the Controller to Render a View

chap3_your_first_mvc_app/PartyInvites/Controllers/HomeController.cs

@@ -8,9 +8,9 @@ namespace PartyInvites.Controllers
 {
     public class HomeController : Controller
     {
-        public string Index()
+        public ActionResult Index()
         {
-            return "Hello world";
+            return View();
         }
 
         public ActionResult About()