Which of the following major rivers is not associated with one of the world's great population clusters?
a. mississippi
b. huang he (yellow)
c. rhine
d. ganges
e. chang jiang (yangzi)

a. mississippi

Explanation:

The Mississipi River is not associated with one of the largest population centers in the world. This river is a very important river for the United States, it is the second longest river in the country, surpassed only by Missouri.

The Mississippi River rises on Lake Itasca, in Itasca State Park, in the US state of Minnesota, and runs through the states of Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Arkansas, Tennessee, Mississippi and Louisiana.

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answer; ///(c) i believe that the correct answer is ethnic relations bear many similarities across different global; good luck