In the 19th century, Realism in France is often mistaken as literary movement because they felt that it laid too much truth specially on external reality. Meanwhile, America needed a type of literature that would explain what was happening to their society. American writers then turned to what is termed as modernism. The influence of realism and naturalismin the 19th century and their truthful illustration of American life and people was shown in post World War I modernism.
Cause and effect is a common way to organize information in a text. Paragraphs structured as cause and effect explain reasons why something happened or the effects of something. The cause and effect text structure is generally used in expository and persuasive writing modes.
B) By flashing forward to show what happens in the future.