【单选题】Suppose that when ABC produces 1 new drama series in a season it gives up the chance to produce 3 new reality shows. This means that _________.
A.
the opportunity cost of a new drama series is 1/3 of a new reality show
B.
the opportunity cost of a 1 new reality show is 1/3 of a new drama series
C.
CBC has a comparative advantage in producing new drama series
D.
CBC has a comparative advantage in producing new reality shows