If Oligopolists Can Form a Cartel,their Profit-Maximizing Action Is to

If oligopolists can form a cartel,their profit-maximizing action is to

A) act like monopolists with a number of plants or divisions, each of which is a member firm.
B) have only the most efficient firm undertake production.
C) produce at minimum average cost.
D) allocate sales among the cartel members so that the average cost of each is the same.
E) dramatically increase production.