Creating a Sprint Burndown Chart is not a key element of Agile Sprint Planning. It is a tool used to track the progress of a Sprint.

The Sprint Backlog serves multiple purposes, including prioritizing user stories, estimating effort, and tracking progress.

Time Tracking is not a common technique for estimating the effort required to complete a user story. It is more commonly used for tracking actual time spent on tasks.

The Daily Stand-up Meeting serves multiple purposes, including reviewing progress, identifying roadblocks, and planning the work for the next day.

Gantt Chart is not a common Agile Sprint Planning tool. It is more commonly used in traditional project management approaches.

Backlog Management serves multiple purposes, including prioritizing work items, aligning with business goals, and tracking progress.

Risk Analysis is not a common technique for prioritizing work items in the Product Backlog. It is more commonly used for identifying and mitigating risks.

The Product Backlog Refinement Meeting serves multiple purposes, including reviewing, refining, estimating, and prioritizing user stories.

Burnup Chart is not a common Agile Backlog Management tool. It is more commonly used for tracking the progress of a Sprint.

All of the above statements are true. The Product Backlog contains all work items, is prioritized by the Product Owner, and is estimated in Story Points. The Sprint Backlog contains only the work items for the current Sprint, is prioritized by the Development Team, and is estimated in hours or days.

Wideband Delphi is not a common Agile Sprint Planning technique. It is more commonly used for forecasting and decision-making in complex environments.

The Sprint Retrospective serves multiple purposes, including reviewing progress, identifying roadblocks, and planning the work for the next Sprint.

Backlog Estimation is not a common Agile Backlog Management technique. It is more commonly used during Sprint Planning.

All of the above statements are true. The Product Owner is responsible for the Product Backlog, prioritizing work items, and ensuring alignment with business goals. The Scrum Master is responsible for the Sprint Backlog, estimating effort, and ensuring that the Development Team is following the Agile process.

Sprint Burndown Chart is not a common Agile Sprint Planning artifact. It is more commonly used for tracking the progress of a Sprint.