When should the Development Team's input be included in the Sprint Planning?

A. After the Product Owner has finalized the Product Backlog
B. Before the Product Owner creates the Product Backlog
C. The Development Team's input is not required during Sprint Planning
D. Throughout the Sprint Planning to ensure a collaborative plan

Correct Answer: D

The Development Team's input should be included throughout the Sprint Planning event to ensure a collaborative planning process. They provide insights on what can be accomplished within the Sprint and help create a realistic plan based on their capacity and abilities