E8B11 - Amateur Extra Class

E8B11 : What is digital time division multiplexing?
A Two or more data streams are assigned to discrete sub-carriers on an FM transmitter
B Two or more signals are arranged to share discrete time slots of a data transmission
C Two or more data streams share the same channel by transmitting time of transmission as the sub-carrier
D Two or more signals are quadrature modulated to increase bandwidth efficiency
Correct Answer: Two or more signals are arranged to share discrete time slots of a data transmission