You need to resolve the performance issues

You are developing an ASP.NET MVC web application in Visual Studio 2012. The application requires
several thousand content files. All content is hosted on the same IIS instance as the application.
You detect performance issues when the application starts.
You need to resolve the performance issues.

What should you do?

A.
Implement HTTP caching in the ASP.NET MVC controllers.

B.
Combine the content files by using ASP.NET MVC bundling.

C.
Install a second IIS instance.

D.
Move the content to a Windows Azure CDN.