Allows authors to engage a reader's senses.
imagery
diction
mood
tone

The answer is: imagery.

Imagery, in literature, makes reference to a form of descriptive language that the author uses in order to allow the reader to create a mental image or representation by using words and phrases that evoke the five senses and elicit an emotional response. This vivid kind of literary resource can supply depth to the text and the hermeneutical process exercised by the reader.

which statement best expresses the theme of this short story the value of being confused

c. to depict the cunningness of the federal soldiers