Joan Smith was required to take over a project after the entire team was fired. She was able to reconstruct what the team had accomplished through reading e-mails exchanged by the members of the team. This is an example of .

This is an example of  Project Restoration

Explanation:

Project Restoration involves the repair of a failing project such that it still meets up with the target.

Joan Smith was required to take over a project after the entire team was fired. She was able to reconstruct what the team had accomplished through reading e-mails exchanged by the members of the team. Her job can be described as Project Restoration Management.

The Project Restoration Manager is responsible for the success of assigned projects and ensures that the project is completed on time and to the required quality standard within agreed specifications.  

They estimate and exact the work required to restore projects to the same or improved pre-disaster state.

Their responsibilities include:

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.