Explanation: a metaphor is a figure of speech that consists in making a direct comparison between elements that aren't obviously related, in order to create an image in the reader's mind. From the given options, the statement that best interprets the meaning of the metaphor in the given sentence, is the corresponding to option C, it compares Louisa's hair to a riot of curls to give the idea of her hair being messy and chaotic after a long nap.
