What Effect Has the Supreme Court Case Marbury V

What effect has the Supreme Court case Marbury v.Madison had on the U.S.political system?

A) This case asserted the sovereignty of state governments when faced by encroachment from the federal government.
B) It revealed that the Supreme Court is ill-suited to arbitrate disputes between state and federal authority.
C) It upheld the supremacy clause of the Constitution and prevented the states from taxing national, a principle that remains to today.
D) This case was pivotal in outlining the concurrent powers of the states and the national government and codifying them.
E) The ruling reached in this case is considered an unwritten amendment to the Constitution, and it has never been challenged in court since.