I would say that the best answer would be the last one.
I believe the answer is es.
The Parker probe was developed to help astronomers learn more about the Sun.
So yea A-Parker Probe
Not everyone can afford school so I think it should be free for poorer people. It can help them get a job so they can earn money. Once they are done with school they would have to pay a little a little amount of money after they get a job. Everyone should have a chance to be smart.