Reform (Least Religious)
Conservative (More Religious)
Orthodox (Most Religious)
the three main groups are that you gey(:
The three main groups in science are chemistry,biology and physics.
jews
Blacks, Native Americans, and Jews. And there are many more groups that could be listed.
nincompoop
To narrow it down to three groups, it would be strings, winds, and percussion.
heretics, moors, and jews
It has three main groups.
I wanna fuccckkk
Class Agnatha
the Pharisees, the Sadducees, and the Essenes
Jews, Gypsies, Homosexuals, political prisoners.