Correct option is B
The correct one-word for the given group of words is (b) choreographer.
Choreographer: A choreographer is a person who composes the sequence of steps and moves for a performance of dance. (नृत्यरचना-कार)
Example: The choreographer worked late into the night to perfect the dance routines.
Meanings of the given other options:
·
Composer: A person who writes music, especially as a professional occupation.
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Producer: A person responsible for the financial and managerial aspects of making of a movie or broadcast or for staging a play, opera, etc.
·
Director: A person who is in charge of an activity, department, or organization, or the person who supervises the actors and directs the action in the production of a show.