Answer: The sentence "The sound of the chirping birds is music to my ears" is a metaphor. A metaphor is a figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable. In this sentence, the sound of the birds is compared to music, but it is not actually music. The comparison is made to express the speaker's feelings of pleasure and enjoyment towards the sound of the chirping birds.
Step-by-step explanation: