Answer:
(b) is the answer of this question.
The group that formed the anti defamation league to defend itself against verbal attacks and false statements, was the Jewish Americans.
Matthew 21:12-14 And Jesus went into the temple of God, and cast out all of them that sold and bought in the temple, and overthrew the tables of the money changers, and the seats of them that sold doves,
And said unto them, It is written, My house shall be called the house of prayer; but ye have made it a den of thieves.
And the blind and the lame came to him in the temple; and he healed them.
Jesus cleared the temple of money changers because the temple was the house of God, a holy, pure place, and the money changers were being dishonest and cheating people.
Many fled political and religious persecution. Others hoped to improve their condition by owning their own land or by participating in the fur trade. Some came as servants.