The Articles created a loose confederation of sovereign states and a weak central government, leaving most of the power with the state governments. The need for a stronger Federal government soon became apparent and eventually led to the Constitutional Convention in 1787.
The great depression resulted in a nation wide decrease in food, money and work. This affected peoples ability to pay taxes. Without the government getting money from the people there was no trade happening between the USA and other countries and that resulted in other countries losing essential products and harming them.
I would say D. All of the answers are correct.
During colonial periods, good were most commonly transported on river, thats why early civilizations lived close to rivers.