What can affect whether a public or private university is
affordable?
The amount of financial aid that they offer.
Whether you are from "out of state" for the private
university.
Whether you live in the state of the private
university.
The interest rates that the universities charge for
their loans.

A public university is one that is hat open to the public has a lower fee as compared to a closed or a private university that charges higher fees. Hence they are more costly. They tend to offer more than than the public.

Hence the option A is correct.

Learn more about the public or private universities is.

link.

The amount of financial aid that they offer.

Explanation: