2 and 3
an open market of trade and chariot races and staged battles
Answer:
DJ Kool Herc, Afrika Bambaataa, and Grandmaster Flash.
Explanation:
I believe the answer is the Nile transported boats carrying huge stones, which helped the Egyptians build the great pyramids.
Color,is based upon hue,intensity, and value
Complementary colors are opposite on the color wheel