to do list overdue

okay, so in my to do list it said i have competitive math overdue, but the thing is that i never took the class since i had already gotten my high school diploma without needing to take math 20-2. what would i do in this case?

https://preview.redd.it/69b2gz2z19ce1.png?width=1466&format=png&auto=webp&s=bfc96c309b1cc7565891f172093d54804d8cf5a1