Plz help! Why is the case of Marbury v. Madison significant?

Select one:
a. It was the last time that the U. S. Supreme Court ruled a law unconstitutional.

b. It was the case that ended segregation in the United States.

c. It was the case that started segregation in the United States.

d. It was the first time that the U. S. Supreme Court ruled a law unconstitutional.

Why hadn’t europeans used maritime routes before the age of exploration?

Who promotes the idea that government should place little limits on its citizens

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.