Which of the Following Is Not Correct

Multiple Choice

Which of the following is not correct?

A) Unions are exempt from U.S.antitrust laws.
B) The Wagner Act of 1935 prevents U.S.employers from interfering when workers try to organize unions.
C) The National Labor Relations Board is the U.S.government agency that enforces workers' right to unionize.
D) Right-to-work laws prevent firms from hiring permanent replacements for workers who are on strike.