Final answer:
The correct subject pronouns for the verb hablan are ellos, ustedes, and ellas.
Step-by-step explanation:
The correct subject pronouns for the verb hablan are ellos, ustedes, ellas. In Spanish, the subject pronouns ellos, ustedes, and ellas are used with the verb hablan which is the third-person plural conjugation of the verb hablar (to speak).
Learn more about Spanish subject pronouns