When you use an analog phone line and modem initially connect to the Internet, which protocol are you using?

When you use an analog phone line and modem initially connect to the Internet, which protocol are you using?

When you use an analog phone line and modem initially connect to the Internet, which protocol are you using?

A.
Point-to-Point Protocol (PPP).

B.
Hypertext Transfer Protocol (HTTP).

C.
Network news Transfer Protocol (NNTP).

D.
Integrated Services Digital Network (ISDN).



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