Question: who are the professional dancers on dancing with the stars?
Answer:  of 46. Louis van Amstel. ...   of 46. Jonathan Roberts. ...   of 46. Ashly DelGrosso-Costa. ...   of 46. Charlotte Jorgensen. ...   of 46. Edyta Śliwińska. ...   of 46. Alec Mazo. ...   of 46. Andrea Hale. ...   of 46. Nick Kosovich.