These people became wealthy mostly because of efficient trade between countries. Trading was an important factor back then, and your key word is COASTAL, meaning they are by a sea (aka trading routes). So the answer is trading between countries.
Commodity money is something that used as the medium of exchange that has value in its own right. For example, gold, silver, cigarette. representative money is commodity backed money.
Answers:
2. What were the U.S. government's domestic policies during World War ||?
President Franklin Roosevelt's foreign policy focused on moving the United States from isolation to intervention.
4. Where in the world did most of the fighting occur in WWII?
Most of the combat action took place in Europe.
5. Who fought in the Battle of Stalingrad? Why was it important?
The Soviet Union
6. What was D-Day? D-Day was Normandy Landings.
Why was it important? It was important because they were the landing operations and associated airborne operations.
America had a previous “constitution” known as the Articles of Confederation, which had America very disorganized. Because of the failure of this system (one example was money since the states had their own version of the dollar), people looked for a united government, and adopted the constitution