Answer:
4. simile
Step-by-step explanation:
A simile is a figure of speech used to compare two objects which are not similar but are compared through the use of the preposition like. "But my body was like a harp and her words and gestures were like fingers running upon the wires. ", these words reflect the narrator's feelings towards Mangan's sister. The narrator is a young boy who is madly in love with his friend's sister, yet he never tells the girl about his love. The fact he feels his body like a musical instrument which starts playing with the girl's words and gestures means his gets excited when he sees her and hears her speak.