Question

fix any errors with subject - verb agreement below. click \submit answer\ if there are none.
the teenagers who live next door to tony stark has asked him to join their rock band.

Explanation:

The subject of the main clause is the plural noun "teenagers", so the verb must be the plural form "has" → "have" to match the plural subject, correcting the subject-verb agreement error.

Answer:

The teenagers who live next door to Tony Stark have asked him to join their rock band.