Your answer should be C.) The government set up by the Articles of Confederation was not effective. That's why they had to replace the Articles of Confederation with the Constitution.
Answer:
Fertile River Valleys
Explanation:
The Indus River Valley Civilization and Mesopotamia were all centralized on these fertile river valley because it allowed food to easily grow so they had excess food, bringing more people in.
<span>This is an example of speciation. Speciation is the formation of new species over time due to a number of mechanisms. The mechanism governing speciation in this case is allopatric speciation. This is because the populations had been geographically isolated due to the formation of the Grand Canyon.</span>
The first immigrants that came to Argentina were the D. Spanish and Italians
<h3>Who is an Immigrant?</h3>
This refers to a person that moves from one location to another, usually in search of a better life.
Hence, we can see that based on Argentine history, the first people that came to Argentina were the Spanish and Italians as they came through Peru and Chile.
Read more about immigrants here:
brainly.com/question/24475673
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