Which of the following controls will be most suitable to implement?

You work as a Software Developer for Webtech Inc. You plan to migrate the existing Active Server Pages (ASP) pages to ASP.NET Web pages in order to implement rich functionalities of a Web browser in your Web pages. Therefore, you want to add controls to Web pages of your existing application named WebApp1.

Which of the following controls will be most suitable to implement?
A . HTML server controls
B . Web server controls
C . Validation controls
D . HTML controls

Answer: B