How should a project manager plan communications for a project which has uncertain requirements?

Question

Options

• AInclude stakeholders in project meetings and reviews, use frequent checkpoints, and co-locate team members only.
• BInvite customers to sprint planning and retrospective meetings, update the team quickly and on a daily basis, and use official communication channels.
• CAdopt social networking to engage stakeholders, issue frequent and short messages, and use informal communication channels.
• DAdopt a strong change control board process, establish focal points for main subjects, and promote formal and transparent communication.