Ernest hemingway, part of the “lost generation,” often wrote works related to the excesses of wealth. the futility of war. the conflict between classes. the hope of youth.

Ernest Hemingway, part of the “lost generation,” often wrote works related to the futility of war.

Explanation:

Some of his book dealing with the topic of the futility of war are "A Farewell to Arms" (1929), "For Whom the Bell Tolls" (1940) and the short story "Soldier's Home".

Option B, the futility of war, is the right answer.

Explanation:

A generation that came up during the First World War was known as the Lost Generation. This generation included those American authors who lived in Paris following the end of the First World War. Among them,  Ernest Hemingway was of great significance. The writers of this generation were veterans of the First World War. They underwent terrible experiences which left them in a devastating condition after the war. The writers of this age wrote more about war and Ernest Hemingway often wrote works related to the futility of war.

i also think he is correct. i believe they came to washington to protest their rights.