The correct answer is A,D. Leonardo da Vinci is known for the sketches of the human anatomy and the Monaco Lisa and the last judgment.
Answer:
Although there are no right answers I'd say the Louisiana Purchase because it gave a huge amount of land and helped with transporting goods across the country. Making it easier to get resources that would otherwise take a long time to transport.
Be sure to change words and parts of my answer otherwise its just plagiarism and you could get an F.
It is in Greece
hope this helps