Oligopoly Is More Difficult to Analyze Than Other Market Models

Oligopoly is more difficult to analyze than other market models because

A) the number of firms is so large that market behavior cannot be accurately predicted.
B) the marginal cost and marginal revenue curves of an oligopolist play no part in the determination of equilibrium price and quantity.
C) of mutual interdependence and the fact that oligopoly outcomes are less certain than in other market models.
D) unlike the firms of other market models, it cannot be assumed that oligopolists are profit maximizers.