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How did the environment of arabia serve as a form of protection during much of the region's history?
a. its fertile oases enabled farmers to grow enough food for themselves and for sale.
b. its extreme heat and arid conditions kept invaders from attacking settlements
c. its landlocked location prevented traders from bringing in foreign goods
d. its mountainous regions kept farmers from mesopotamia from moving in for better land.
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How did the environment of arabia serve as a form of protection during much of the region's history?...
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