In the sentence, "This is yours," what type of pronoun is "yours"?

"Yours" is a possessive pronoun. Here's the step-by-step analysis:

1. Identify the pronoun: In the sentence "This is yours," the pronoun is "yours."

2. Determine the type of pronoun: Pronouns are words that take the place of nouns in a sentence. There are several types of pronouns, including personal, possessive, reflexive, intensive, demonstrative, interrogative, relative, and indefinite pronouns.

3. Analyze the use of the pronoun: In this sentence, "yours" is used to show ownership or possession of something, which is a characteristic of possessive pronouns.

So, "yours" is a possessive pronoun.