When the Product Backlog is updated? (choose the best answer)

When the Product Backlog is updated? (choose the best answer)
A . Before the Sprint Planning to know the total amount of work that needs to complete within a Sprint.
B. All of the above.
C. It is updated as either the new information or the insights emerge.
D. After the Daily Scrum to ensure an accurate daily overview of project progress.
E. The Product Owner should not do that. It’s the Developers’s responsibility.

Answer: C

Explanation:

The Product Backlog is a living artifact. It evolves throughout the product life cycle. It is updated as either the new information or the insights emerge. The Product Owner could update the Product Backlog anytime. She/he does not have to wait for any formal Sprint events.