Fairly sure the answer is: It allowed people to buy and sell goods in a wider market.
Think about it: without coins, people had to barter with mostly short-term goods, but coins held value over time and most people would accept it as payment. However, if you had to use, say, carrots, the guy you're trying to buy lettuce from may not need/want carrots, but he can use those coins to buy what he DOES need.
Hope I helped!
no.2 and good luck .......
Answer:
The main difference between Angle and Ellis Island was that a majority of immigrants from Angle were from Asian Countries, while a majority of immigrants going through Ellis were from European Countries.
Explanation:
Ellis Island is in New York, while Angle Island is in San Francisco Bay.
They did that because they thought that their citizens thout h\that they would be treated a secondary citizens.