One is the average pace class. Also known as modern dance: including waltz (commonly known as slow three step), Viennese waltz (commonly known as fast three steps), blues (commonly known as slow four steps), foxtrot (commonly known as middle four steps), fast step (commonly known as fast four steps), tango and guitar.
One is fast-paced and slow-paced courses. Also called Latin dance, it includes rumba, cha-cha, swing dance and samba.