Why Is Marbury V.Madison (1803)an Important Case

Why is Marbury v.Madison (1803) an important case?

A) In this case,the justices recognized the authority of Congress to regulate the economy
Of the United States.
B) In this case,the justices nationalized the Bill of Rights.
C) In this case,the justices authorized the Supreme Court to exercise judicial review over
Laws passed by Congress.
D) In this case,the justices declared the secession of the Confederate states to be in
Violation of the Constitution.