What was the earliest reason for the emergence of anti semitism?

answer; i believe that the correct answer is (scientific data);

the anecdote makes readers feel sorry for the man’s lack of heritage, then reminds readers that the man has an equally valuable heritage.

sir, we have done everything that could be done to avert the storm which is now coming on" is the sentence that best articulates this. then he gives the examples.   mark me brainliest