Answer:
A. It established that the Supreme Court had the power of judicial review with regard to acts of Congress
Step-by-step explanation:
Marbury v. Madison was a significant Supreme Court case because "It established that the Supreme Court had the power of judicial review about acts of Congress."
Mercury v. Madison was a Supreme Court case that occurred in 1803. In it, the United States Supreme Court under Chief Justice John Marshall became the first through his ruling to announce the unconstitutionality of the Congress act. As a result, the doctrine of judicial review was founded.