Cisco Exam Questions

Which modulation techniques are typical of ADSL, but not SDSL, SHDSL, or IDSL?

Which modulation techniques are typical of ADSL, but not SDSL, SHDSL, or IDSL?

A.
CAP and DMT

B.
TC/PAM and DMT

C.
CAP and TC/PAM

D.
CAP and 2B1Q