Which Might Be a Possible Reason a Cable Television Operator

Multiple Choice

Which might be a possible reason a cable television operator want to bundle channels together in packages ("tiers") ?

A) delivering many channels to the consumer is not much more costly than delivering a few.
B) simplifies the consumer's choice and perhaps lowers administrative costs.
C) allows the firm to extract revenue from a consumer even if it does not know exactly which channels the consumer likes the most..
D) all of the above.