Final answer:
The correct response is Option C: "Si, te gustan las películas románticas."
Step-by-step explanation:
The subject of the question is Spanish.
The correct response to the question is Option C, "Si, te gustan las películas románticas."
In this response, "te" is the subject pronoun for the second person singular (informal), indicating that the person being addressed likes romantic movies.
Learn more about Spanish Subject Pronouns