Modern Man realizes he mistakenly omitted a key word in his last reply.
Restating: Go see or contact an ACCD Public Programs counselor at South Campus and tell them what your intent is. They will line you up with the right courses for what you need to work toward getting accepted for the department/major of your choice.
It’s definitely possible to take two or three classes in a term. I did so myself. Also, Google the Art Center At Night website. There is an online catalogue with class descriptions. Classes are organized into what majors they’re relevant to (e.g. product design, transportation design, graphic design, entertainment design and etc.).