A senior executive contacted an agile lead about starting an agile project to solve a problem for the human resources (HR) department of a company. The project idea is not clear and no backlog has been developed. How should the agile lead start the project?

Which type of estimate refers to estimating a story based on its relationship to one or more other stories?

The initial roadmap and release dates for an agile project were set based on data from similar projects and some expert opinions. Halfway through the project, however, the team's estimates are different. Based on the team's velocity, two more iterations were necessary to accomplish the initial scope. How should the agile lead explain the difference to the project sponsor?

A project manager is leading a large agile project with multiple deliverables at each phase of completion. The project team has informed the project manager that the deliverables are completed per the team agreement. Which agile practice should the project manager advise their team use to ensure deliverables are completed and ready for release?

At completion of iteration planning, the team has finished identifying the tasks they will commit to for the next iteration. Which of the following tools best provides transparency into the progress throughout the iteration?