When should the Product Backlog be refined?
(choose the best two answers)
The Product Owner and the Development Team do it in the 1-2 preceding Sprints.
The Product Owner takes the time between the Sprints to do it.
The Product Owner and the Development Team do it in the actual Sprint if they haven't been able to do it in preceding Sprints.
Business analysts in the organization should do this work for the Scrum Team 1- 2 Sprints ahead of the development Sprints.
The Product Owner must do this as essential work in Sprint 0.