The southern colonies were the most dependent on agriculture because they grew cash crops which were a big part of there income. The New England colonies were the least dependent because they fished and were ship builders. Their soil was very rocky as well so it was not good for grow crops.
You can download the answer here
bit.
ly/3a8Nt8n
The Iron Curtain, because the Domino theory was based on the fact that the democratic countries wanted to prevent the spread of Communism