A、A new kind of tape player. B、Video recorder. C、MP3 tecnology. D、A walkman. CWhat does the man introduce to the woman?

W: Look, Bert. My tapes always get stuck in the player.
M: Why not get an MP3 player?
W: A what?
M: An MP3 player. It’s the latest thing in digital audio technology.
W: What do you mean "digital audio technology?"
M: MP3 format is a new way of compressing large audio files into a much smaller size. Using the Internet, you can download songs in MP3 format and then play them back whenever you want.
W: Do you have to use the Internet to use MP3 technology?
M: Not necessarily. Using MP3 technology, I recorded my whole CD collection into my computer and now I listen to music while playing computer games!