How can the project manager of a global, multi-disciplinary project ensure that the change control process is used across at disciplines? 一个全球多学科项目的项目经理如何才能确保在所有学科中使用变更控制过程？ ◑A.Perform an impact analysis to take all project disciplines into consideration执行影响分析以考虑所有项目学科 ◑B.Ensure that the charge control board (CCB) has representation from all disciplines确保变更控制委员会（CCB）有来自所有学科的代表 ◑C.Invite all disciplines to the CCB meetings but only capture input from the disciplines who attend邀请所有学科参加变更控制系统委员会会议，但仅从所参加的学科收集意见 ◑D.Control all change requests on behalf of other disciplines代表其他学科控制所有变更请求
