What was the difference between a puritan and a separatist?

a: puritans were catholic and separatist were protestant
b: puritans wanted to change the church within, and separatist wanted to leave the church.
c: separatist were catholic and puritans were protestant.
d: separatist wanted to change the church within, and puritans wanted to leave the church.

The major difference between the Puritans and the Separatists was that the Separatists were more extreme than the Puritans. ... By contrast, the Separatists (as their name implies) did want to form a separate church. They felt that the Church of England was too far gone and that it was not possible to save it.  

Explanation:

the answer would be a)henry grady because he came up with the term "new south"