Answer: In the 7th century to 20th century, Arab Muslims and Europeans raided Africa and traded on Africans. In this period, a lot of Africans were sent to North Africa, America, and parts of Asian countries.
Answer:
<u>The Gold Rush had an effect on California's landscape.</u>
Explanation:
<em><u>Rivers were dammed or became clogged with sediment, forests were logged to provide needed timber, and the land was torn up all in pursuit of gold.</u></em>
The answer is
A. By leading settlers across the Appalachians.
Hope this helped :)