C) The infinitive to learn acts as an adverb in the sentence
That literary movement is known as modernism.
Modernism came to be after WWI, as a response to both the war and the previous literary eras. It wanted to change everything we knew about literature, which is why it used many experimental techniques to wow the audience and make them think.
If you have to write about this (never read this) but you could be broad with what you say. Use things such as the timeline of the story, the actions the characters do and the emotions they feel. Of these things are possible in real life then of course it's realistic.