An agile team provides feedback that user stories include insufficient details to understand the requirements. What should the agile practitioner do?

A ScrumMaster:

A project team is distributed across multiple countries, and they are having issues agreeing on what is being delivered and how it should be developed. Which of the following should the project manager do to alleviate some of the tension between team members, break down cultural barriers, and improve communication?

In agile approaches, negotiation is viewed as:

Team members who are part-time on your project will see at least a 15% reduction in their productivity per hour. The type of resource model in Agile is called: