A project is in progress with a team that is new to agile approaches. After the first sprint review, the team performance begins slipping, and the conclusion is that there is not an adequate flow of…

While product owner training might be beneficial in general, it doesn't directly address the immediate problem of inadequate work flow and might not be the project manager's first action.

Rebaselining the project is a formal change control process typically used for significant scope, schedule, or cost deviations in predictive projects, not the first step for an agile team experiencing workflow issues.

Changing the project approach to hybrid is a major decision that doesn't directly solve the immediate workflow problem and is not the first step a project manager should take without further investigation.

In agile, stakeholders are crucial for providing feedback, clarifying requirements, and helping resolve impediments. Discussing the inadequate work flow directly with stakeholders, including the product owner, customer representatives, and potentially even the development team, allows for a collaborative effort to identify why work isn't flowing, re-prioritize, or adjust expectations, which is a key responsibility of the project manager in facilitating agile success.