In at least 100 words explain how hills like white elephants invites readers to participate in the story

One of Ernest Hemingway's techniques as a writer is keeping everything muted. His texts are what the literary would call the "writerly text". He always uses bare descriptions for his characters and setting so that the reader will be the ones to imagine or assume everything. He would not give vivid details of the scene. Readers are supposed to infer, to DIY. In this regard, readers are able to participate more in the story. 

She is persuading him to do better

That there are two lovers that like each ither