Question

find the error with subject - verb agreement. select the incorrect verb and type it correctly.
summer breaks from school, which many believe originated due to family farming demands, was actually instituted to accommodate wealthy urban families who vacationed in the country during the summer months.

Explanation:

To identify the subject - verb agreement error, we analyze the sentence structure. The relative pronoun "which" refers to "Summer breaks from school". "Summer breaks from school" is a singular subject (a concept or thing), so the verb should be in the singular form. The original verb "believe" is plural; the correct singular form is "believes".

Answer:

Incorrect verb: believe; Correct verb: believes