Sentence Correction (SC) | The thirteen original British colonies in North America, some formed

The thirteen original British colonies in North America, some formed as commercial ventures, others as religious havens, each had a written charter that set forth its form of government and the rights of the colonists.

Subject - The thirteen original British colonies in North America
Modifier of the subject - some formed as commercial ventures, others as religious havens
Verb - Had ( each is used after the subject and hence the subject is stated above and plural verb should be used)
that set forth
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