text: If you do change it, it won't be fair to the other students who try to keep that average and still be able to be in the schools activities. For some students it take a while to learn a new topic and they might be really good at something else. They would not know because they wouldn't be able to try out for that sport. They might even have a C average and they wouldn't be able to be in that sports because they might have not succeeded at having a B average.