In what ways do Developers contribute to refining the Product Backlog?

In what ways do Developers contribute to refining the Product Backlog?
A . They may update estimates for Product Backlog Items.
B. They ask questions in order to clarify the intent of Product Backlog Items.
C. They do not. The Developers are only responsible for prioritizing technical work.
D. They give input on technical dependencies.
E. They do not. The Scrum Master and the Product Owner are responsible for Product Backlog
Refinement.

View Answer

Answer: A,B,D