Answer:
a. the Huang He and the Chang Jiang
the nile and ganges are from a different period, and the South Mississippi and the Ohia are present day areas
Explanation: A multi-cultural, multi-lingual and multi-ethnic system exists in Nepal. people belonging to different cultures and religions live in the county making empathy and cooperation inevitable in the country. These people cannot survive without cooperating with each other.
Missipian culture spread over a great area of the Southeast and the mid-continent, in the river valleys of what are now the states of Mississippi, Alabama, Georgia, Arkansas, Missouri, Kentucky, Illinois, Indiana, and Ohio, with scattered extensions northward into Wisconsin and Minnesota and westward into the Great Plains.
<span>because the brass buttons on their uniforms looked like the flour dumplings or dough cakes </span>called<span> "</span>doughboys<span>", or because of the flour or pipe clay which the </span>soldiers<span> used to polish their white belts. </span>
