Which of the following is NOT true?

A. You can make changes to your $path permanent by adding the changes to your .login file.

B. You can make changes to your $path permanent by adding the changes to your .cshrc file if you're using tcsh/csh.

C. You can test changes to your .cshrc or .login by using the source command.

D. The only way to test changes to your .cshrc or .login files is to log out and log in again.