; Ford Mondeo Mk3 Original radio options - InCarTec

There are multiple original radio options in the Ford Mondeo Mk3, which option is the original fitted system?

Ford Mondeo 5000 C Ford Mondeo 5000 C
Ford Mondeo 6000 MP3 Ford Mondeo 6000 MP3
Ford Mondeo 6000CD AUX Ford Mondeo 6000CD AUX
Ford Mondeo 6000CD RDS EON Ford Mondeo 6000CD RDS EON
Ford MondeoMK3 Sony Ford MondeoMK3 Sony