Answer:
True, Pierre Dulaine and Yvonne Marceau founded American Ballroom Theatre.
Step-by-step explanation:
In the year 1984, Marceau along with her dance partner Dulaine co-founded American Ballroom Theater. They both won numerous ballroom dance contests together. They were also four-time winners of the British Exhibition ballroom competition. The duo also introduced Ballroom Theatre's Dancing Classrooms program, which is also featured in the documentary ‘Mad Hot Ballroom’. Marceau has been on the faculty at The Juilliard School since 1993. She currently teaches at the NYU Tisch New Studio on Broadway.