Read the excerpt below and answer the question. They were white in the sun and the country was brown and dry. .... The girl stood up and walked to the end of the station. Across, on the other side, were fields of grain and trees along the banks of the Ebro. Far away, beyond the river, were mountains. The shadow of a cloud moved across the field of grain and she saw the river through the trees. This excerpt from "Hills Like White Elephants" illustrates Hemmingway's use of the setting to represent _____. ambiguity choice foreignness communication