A project manager is assigned a global team. The project manager is having difficulty understanding some of what is communicated during conference calls.
Which of the following is the BEST way to address this issue?

A. Reassign the project manager to a different project.
B. Transfer the project team members who are difficult to understand to another project.
C. Inform the sponsor and ask for feedback on how to address the issue.
D. Communicate critical conversations and decision points via email.