ACE and NASM both does a great job for the general population, but NASM puts a slight bit more emphasis on corrective exercise. However, any of the certifications you have mentioned will get your foot into the door.
Broadway theatre, commonly known as Broadway, refers to the theatrical performances presented in the 41 professional theatres with 500 or more seats located in the Theater District and Lincoln Center along Broadway, in Midtown Manhattan, New York City.
The musical is based on Gregory Maguire's bestselling 1995 novel, Wicked: The Life and Times of the Wicked Witch of the West, and serves as a prologue to Lyman Frank Baum's 1900 classic The Wonderful Wizard of Oz (as well as its movie equivalent, MGM's 1939 The Wizard of Oz).