Which two statements are the most accurate in regards to scaling Scrum for large projects requiring multiple Scrum Teams? (Choose two)answer choicesA person focusing on the Sprint Backlog of a single Scrum Team is often more productive than that same person working on multiple Scrum Teams at the same time.A well-structured Product Backlog can minimize and often eliminate Development Team members working on multiple Scrum Teams during a Sprint.Team members must work full time on a single Scrum Team.Customizing the core Scrum framework is necessary to be successful with Scrum at large scale.