Which is true of price discrimination?
A. Successful price discrimination requires taht fifferent segments of the market have different demande elasticities
B. Successful price discrimination will provide the firm with more profit that it does not discriminate?
C. Successful prices discrimination implies that the producer can separatr customoers into easily identifiable group?
D. Sucessful price discrimination will generally result in a lower level of output that would be the case under single price monopoly?