It seems that you can't skip this course. Each MBA class has a special person in charge who can recognize it. Even if you don't need a student ID check, you will be recognized. . .

It's ok to skip classes in college. At the MBA level, everyone pays for classes, so it is difficult for you to get some courses for free!

My MBA from the International Business School of the University of International Business and Economics once found a truant, a bit like that. . .

You can still spend money to learn one, or you can learn something! /