Answer:
New England had craftsmen skilled in shipbuilding. The Mid-Atlantic had a workforce of farmers, fishermen, and merchants. The Southern Colonies were mostly agricultural with few cities and limited schools. New England's economy at first specialized in nautica
As for the rivers, the colonists were aware you must have water to successfully maintain life whether it be human life or plant life, it is necessary. Also being close to water helped them in the workforce, like carrying out trade or fishing It was a "win win" for them.
A speech by Confederate Vice President Alexander Stephens.
There is no equation. I can’t answer without it
no it is not a reliable source so true