Team use timeboxes in Kanban

During a Sprint Retrospective, answer to which of the following questions is not expected to be found?

Which one of the following is not a principle in the Code of Ethics?

Value stream mapping is a technique that has its origin in Lean. Why do we use value stream mapping?

What’s the main difference between Scrum and Kanban board? (You need to explain how Scrum boards and Kanban boards are used for different purposes.)

Scrum is the best software development process model.

Which one is not a problem that might happen in the push system?.

Kanban was developed by______using ______as a model?

Explain RESTful architecture from the perspective of Low Coupling and High Cohesion.

An agile team used planning poker to estimate user stories. After all team members read a user story, the Scrum Master asks everyone to choose a card with an estimated number of ideal days to complete a user story and then reveal the card. If estimates were widely different, the Scrum Master would immediately ask for re-estimates until all the estimates converge. What did the Scrum Master do wrong?