Answer:
it it is
Explanation:
c because it match more than any other
Answer:
The main character usually changes with the plot.
Explanation:
In most of the books I have read, the main character changes with the plot. Throughout the story the main character(s) develop certain characteristics. So that's why I think the main character would change with the plot
4-River valley civilizations
3-New stone age
5-Prehistory
2-Neolithic revolution
1-Old stone age
Without food people became malnourished therefore a decrease of population due to famine so no births and productivity since people were too weak to work.
The answer is both arose in desert region