The topic is very controversial because there are several viewpoints.
Some people believe that Mexican immigration has become extremely high, and that it must be somehow restricted. Other people may argue that some Mexicans work jobs that most other people would not want to do. Some of these include working on farms or other dirty jobs.
These opposing viewpoints cause the topic of Mexican immigration to be highly controversial.
The introduction of the camel to Western Sahara as part of the trade with salt and gold to the trans-Saharan in the 3rd century A.D. gave way to great changes in the area that became<span> the </span>Ghana Empire<span>.</span>
Answer:
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Answer:
in the ice age era about 11,500 years ago
Explanation: