C since in 2011, the South Sudanese voted on a referendum in which about 99% of the voters voted to separate from Sudan and to become an independent country.
Sunna
in Yemen . Overall in the Arabian Peninsula most rain falls in the
South West, and up along the Red Sea coast in the southern half of the
Peninsula. and along the western half of the south coast/ There is also
some rain in the north east. However there are some parts, particularly
the central and south east that hardly ever see rain. Less than 3 cm per
year.
They are different because of there population or because of there environment but they are also the same because they both are strongly reliant on agriculture for there exports and income!! Hope that helped:))
The answer is the third option <span>As a result of the invasion by Arabs, the region became an important center of trade and culture between three continents.
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I hope This Helps