Billy is a suitable ScrumMaster because he’s honest and will explain why certain decisions are made. He appears to be less focused on command and control and more interested in being a servant leader. The other three responses are incorrect.
Agile requires flexibility and adaptability in a project i.e. thinking outside the box at times. Even though Billy may have been with the company for many years, and he is likely competent, he still may not know enough about the project
to bring it to a successful completion. Finally, the leader must be able to adapt to change and be willing to make adjustments accordingly.