Can the promotion group aerobics have optional movements?

Optional actions: aerobics, national aerobics, street dance, fashion fitness courses, etc. Aerobics in the promotion group can have optional movements.

Aerobics is a new sport, which has only developed for more than 20 years, and there are many forms and schools of practice. People's understanding of aerobics is different, and their understanding of the concept of aerobics is also different. The basis and essence of aerobics is aerobic exercise or aerobic exercise.