If firms in an oligopolistic industry successfully collude and form a cartel, what price and output will result?
a. the monopolistically competitive price and output
b. a price higher than the monopoly price and, because there is more than one firm in the industry, more output than the monopoly amount
c. the monopoly price and output
d. a price lower than the competitive price and, because there are only a few firms in the industry, less output than the competitive amount
e. the competitive price and output