Nonprice competition is more prevalent in an oligopoly when there is/are:

A) a Nash equilibrium.
B) complex products.
C) tacit collusion.
D) no product differentiations.

Nonprice Competition

Competition in areas other than price to increase sales, such as new product features and advertising; especially engaged in by firms that have a tacit understanding not to compete on price.

Nash Equilibrium

A concept within game theory where no player can benefit by changing strategies while the other players keep theirs unchanged.