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.
It can only identify if it's gold. By rubbing the tile on hold should leave a gold mark on tile
Answer:
When interest rates are cut, there is an increase both in spending on durables and net exports. Both channels lead to higher aggregate spending and thus higher output.
Explanation:
I believe the answer should be fossil fuels, or more specifically, coal.