The right answer is "a) difficulty of acheving the american
Modernism is a period in literary history that began around the early 1900s and continued into the early 1940s.
Modernist writers were heavily influenced by the strong sense of commitment to the American dream and generally rebelled against stereotypical clear narrative and verse of the 19th century. Instead, many of them told fragmented stories that reflected the fragmented state of society during and after the First World War I.