Which of the Following Statements Is CORRECT Regarding the Enactment

Which of the following statements is CORRECT regarding the enactment into law of a tax bill?

A) A tax bill must always be signed by the President to become law.
B) A tax law must be approved by the Treasury Department.
C) A tax law must either be signed into law by the President or Congress must override a presidential veto of the proposed law.
D) only b and c