Answer:
Off-Broadway theatres do not need to be in the Theater District. The largest concentrations of off-Broadway theatres are on the West Side and in Greenwich Village.
Step-by-step explanation:
New York City's Theater District is an area in Midtown Manhattan where most Broadway theatres, movie theatres, restaurants, hotels, and other places of entertainment are located.
Off-Broadway theatres do not need to be in the Theater District. The largest concentrations of off-Broadway theatres are on the West Side and in Greenwich Village.