Answer:
Option B.
Step-by-step explanation:
It is the fault of Communists that the Depression has gone on this long, is the right answer.
Initially, Father Charles Coughlin supported the idea of the then President of the United States, Franklin D. Roosevelt. However, during the course of time, he became one of the critics of Roosevelt's New Deal. When turned into a critic, Father Coughlin blamed that it was the fault of the Communists that the Depression has gone on this long. Holding on his ideology he began spreading the anti-Semitic sentiments and supported Hitler and Mussolini. Therefore, in the given options, option B, will be right.