How did environmental differences shape cultural differences in tropical africa and asia answer?

Rainfall was a factor, often resulting in the need for irrigation
 While both were tropics, Africa had some arid areas. People lived in those differently Elevation played a factor. It was very difficult because most people live off of the resources of the land in Asia and Africa.

There are four fundamental ways to obtain U.S. citizenship: citizenship by birth in the U.S., citizenship through derivation, citizenship through acquisition, and citizenship through naturalization. Most immigrants in the United States become citizens through the naturalization process.

Explanation:

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