Why is marbury v. madison considered a landmark supreme court case?

Question: Why was Marbury v. Madison a landmark Supreme Court case?

(A) It made it unconstitutional for an outgoing president to make appointments that the next president might dislike.

(B) It said that the Constitution could be interpreted by the legislative branch and the executive branch differently than by the judicial branch.

(C) It established that the Supreme Court could use judicial review to check the powers of the legislative and executive branches.

(D) It declared that Supreme Court justices, who previously had been appointed for ten-year terms, would serve for life.

 It established that the Supreme Court could use judicial review to check the powers of the legislative and executive branches.

Explanation:     Hope this helps

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.

answer; (c) slaves brought to the americans from africa;