Testing on a project has been completed.

The person identified in the RACI matrix as accountable for deployment approval is the one who should be contacted by the business analyst to review the testing results and get approval to proceed with deployment. The RACI matrix defines who is Responsible, Accountable, Consulted, and Informed for each task or deliverable in a project or a process. The accountable person has the authority and accountability to approve or reject the work. The tester identified in the testing strategy is not necessarily the one who can approve deployment, as they may only be responsible for conducting testing. The project manager identified in the project charter may not have the authority to approve deployment, as they may only be responsible for managing the project. The project sponsor identified in the scope document may not be involved in deployment approval, as they may only be informed of the project progress and outcomes.