JAVA/Sun Exam Questions

which users can configure specific to their needs when using vi.What is the name of the file used to

The vi editor can be configured interactively during use. As an option the editor can use a configuration file which users can configure specific to their needs when using vi.
What is the name of the file used to configure the vi editor by a user?

A.
.netrc

B.
.virc

C.
.edrc

D.
.exrc