The thing that Puritans, Quakers, and Catholics living in England in the 1600s all had in common is that they were in the religious minority, which is why many of them chose to form new lives in the New World.
B the answer is B your welcome
Hitler became chancellor of Germany because President Paul von Hindenburg appointed him.
The Khmer Rouge took Cambodia in a bitter civil war with dire consequences.
The similarities are invisible.