You are employed as a developer at ABC.com. You are using ASP.NET to develop a new Web
application, named ABCWebApp for ABC.com.
ABCWebApp makes use of a Web service to obtain data. You want to make sure that you are able
to make use of the methods of this Web service inside ABCWebApp by creating the client-side
proxy classes.
Which of the following actions should you take?

A.
You should consider inserting the reference in the machine.config file

B.
You should consider inserting the reference in the app.config file

C.
You should consider inserting the reference in the Web.config file.

D.
You should consider configuring a Web reference to identify the Web service.