When using /etc/ppp/peers/* files, which of the following is true:
A. The /etc/ppp/options should be empty.
B. Any user can run pppd from the command line.
C. The dial-on-demand option cannot be used.
D. You must use chap authentication.
When using /etc/ppp/peers/* files, which of the following is true:
A. The /etc/ppp/options should be empty.
B. Any user can run pppd from the command line.
C. The dial-on-demand option cannot be used.
D. You must use chap authentication.