Which of the Following Is a Responsibility of the Treasury

Which of the following is a responsibility of the Treasury Department?

A) to ensure that tax returns have been filed and completed accurately
B) to supervise union certification elections
C) to make changes to the U.S. tax code
D) to collect taxes, duties, and money due to the United States
E) to make recommendations to the Justice Department about prosecuting individuals who may have knowingly violated federal tax laws