B because if you are specific enough it should narrow down your options
Corporation I think I’m most likely wrong sorry
Answer: Provide specific information about the schools of the time period
Explanation:
By stating where the classes were normally held as being in the private houses of the teachers, the text aims to show the location/ setting of the schools which is a specific detail about the schools of the time.
It is akin to saying that science experiments in schools today are usually conducted in specialized school laboratories. The <em>school laboratories</em> in the text is a specific detail about science classes today.
