In the sentence "The dog wagged its tail," what does "its" refer to?

In the sentence "The dog wagged its tail," the word "its" is a possessive pronoun that indicates ownership or association. In this context, "its" specifically refers to the noun "dog," indicating that the tail belongs to the dog. This usage shows that the tail being discussed is an attribute of the dog mentioned earlier in the sentence. Understanding possessive pronouns is essential in determining relationships and ownership in sentences, and here, "its" clearly points back to the subject, the dog.