Which of the Following Statements Is True of the Role

Which of the following statements is true of the role of state governments in enforcement of antitrust laws?

A) State governments have made all forms of monopolies illegal to create a fair trade environment.
B) State governments have prohibited private parties from bringing civil suits seeking injunction as a means of enforcing antitrust laws.
C) A state high court may allow a company to fix its price as long as the price is low.
D) A state attorney general may bring civil suits for damages under the Sherman Act.
E) State legislators have banned the use of trust agreements.