"Sumerian city-states fought each other" would be the best option from the list, since this internal division led to a collapse of power that left people without protection or a solid economy.
Answer:
They formed ethnic communities
Explanation:
The melting pot image of the United States directed to the concept that the U.S. is a country in which immigrants from different points of origin who have come, intermarried and intermingled in the American society. It resulted in the mixed cultural heritage of the immigrants. However, it is not a simple process and pockets of ethnic communities of immigrants' presence was sometimes interpreted as a divisive reluctance on the part of the immigrants to join the American culture.
Many many years ago, the majority of the population worship three religions: Christianity, Budism, and Muslim.
To inform just like the title informs you
Women played a major role on the domestic front<span>during World War II by </span><span>(4) taking jobs in the defense industry.</span>
