Which identifies how World War I influenced the Lost Generation of writers?

World War I destroyed many universities in Europe, leading to a decline in literary studies.
Their experiences in World War I led them to produce literature with raw themes such as the death of the American dream.
Lost Generation writers became pacifists and mostly wrote books condemning World War I.
Their experiences in World War I led them to produce novels that glorified the heroic acts of soldiers at the front.
when reading my text, i was very confused but i think it's b