American Oil Company Joins a Foreign Cartel to Set the Price

Multiple Choice

American Oil Company joins a foreign cartel to set the price of oil. The cartel has a substantial effect on U.S. commerce. With respect to U.S. antitrust laws, this is most likely

A) a per se violation.
B) a violation, depending on the price.
C) a violation, depending on the effect in foreign markets.
D) not a violation.