Answer:
Ja, eso lo tienes que hacer tú, ya que no la he leído yo.
Answer:
they came up with irrigation which showed later civilizations ways to help them farm they also built the first city in the world. they made a language for others to use. they also made Hammurabi's code for other civilizations to use. made the first ever potential number system. they made the wheel and chariot.
Explanation:
d. was involved in World War II.
