Answer:
Another effect of the spread of Islam was an increase in trade. Unlike early Christianity, Muslims were not reluctant to engage in trade and profit; Muhammad himself was a merchant. As new areas were drawn into the orbit of Islamic civilization, the new religion provided merchants with a safe context for trade.
Answer:
B. There has been no pressure on plants to develop defenses against destructive mammals.
Explanation:
In order for species to adapt, there must be an environmental pressure present.
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Answer:
gross income
Explanation:
*income* your getting money.