Susan and David are both project managers for Blazing Broadband Internet Solutions, but they work in different divisions of the company, each having led numerous successful projects for the organization. They have been teamed together to find innovative solutions to problems on a new project, including ways of harmonizing the group of stakeholders in order to accomplish the project objectives. What skill set will Susan and David need to use to facilitate consensus on project objectives, influence stakeholders to support the project, and negotiate agreements?

A. Conflict management techniques B. Communication methods C. General management skills D. Interpersonal skills