The Product Owner is not collaborating with the Development Team during the Sprint. What are two valuable actions for a Scrum Master to take?
(choose the best two answers)
Bring up the problem in the Sprint Retrospective.
Coach the Product Owner in the values of Scrum and incremental delivery.
Inform the Product Owner's functional manager.
Nominate a proxy Product Owner.
Stop the Sprint, send the Product Owner to a course and restart.