For a theatrical production, the comes up with the sound plan, and the makes the plan a reality.

For a theatrical production, the organizers comes up with the sound plan, and the production crew makes the plan a reality

The correct answers are ''producer'' and ''theatrical staff''.

For a theatrical production, the producer comes up with the sound plan, and the theatrical staff makes the plan a reality.

Explanation:

To begin with, a theatrical production is the name given to any work of theatre, which may include musical, drama, comedy and more. This type of production includes the participation of actors and furthermore the intelectual right of the whole work done by the crew is protected by laws. Secondly, there are many workers in this type of production. The most important person is the producer, who acquires financing for the work, hires the whole staff and also oversees everything from day one until all is complete. The other part comprehends the theatrical staff whose principle job is to make sure that the production is going well, accordingly with the producer.

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.