Who is responsible for engaging the stakeholders?

A Development Team selects a set of Product Backlog items for a Sprint Backlog with the intent to getthe selected items "Done" by the end of the Sprint. Which three phrases best describe the purpose of a definition of "Done"? (Choose three.)

During a Sprint Retrospective, for what is the Scrum Master responsible?

A Scrum Master is working with a Development Team that has members in different physical locations. The Development Team meets in a variety of meeting rooms and has much to do logistically (for example, set up conference calls) before the Daily Scrum. What action should the Scrum Master take? (Choose the best answer.)

You are the Scrum Master of a new, to be developed product. Development is going to require 45 people.
What is a good first question for you to suggest the group thinks about when forming into teams? (Choose the best answer.)