Which Statement Would Structural Marxists Agree With

Which statement would structural Marxists agree with?

A) Laws are in place to protect only the interests of the ruling class.
B) Organized crime is discouraged by the government in order to promote legal consumption from privately owned capitalist companies.
C) One person in the system cannot get too powerful at the expense of the economic system as a whole.
D) The capitalist system works because members of the ruling class "conspire" to control society.