Which Statement Is True About the European Parliament

Which statement is true about the European Parliament?

A) It has extensive budgetary powers that allow it to be involved in major EU expenditures.
B) It serves as a purely consultative body.
C) It is responsible for debating and deciding which proposals of the Single European Act to accept as binding on EU members.
D) It initiates policy and supervises its observance by member states.
E) It is responsible for challenging any measures incompatible with the Treaty of Rome.