You are managing a complex agile project using the Scrum methodology to add multiple features to a tax software product. Multiple features are needed due to all of the tax code changes which were recently enacted by the government for the upcoming tax year, which is only a few weeks away. Due to the externally imposed constrained end date of the project, you will have multiple teams working on several components concurrently. What technique should you use to integrate the software delivery from the various teams?

A. Configuration Management System

B. Scrum of Scrums

C. Project Management Information System

D. Sprint Backlog