Final answer:
Personification is a literary device used to give human characteristics or qualities to non-human objects or ideas. To personify letters in a mailbox, imagine the mailbox as a person or describe what the letters might do if they were alive.
Step-by-step explanation:
Personification is a literary device used to give human characteristics or qualities to non-human objects or ideas. To personify letters in a mailbox, you can imagine the mailbox as a person or describe what the letters might do if they were alive. For example, you can say that the letters eagerly wait to be read or that they long to be delivered to their intended recipients.
Personification is commonly used in literature to make inanimate objects more relatable or to create vivid imagery. By personifying letters in a mailbox, you can add a touch of creativity and bring the scene to life.