A project manager learns that a team member changed a customer requirement to provide higher value and that work to implement this change has already started. What should the project manager do?

项目经理了解到，一名团队成员变更客户需求以提供更高价值，而且实施这一变更的工作已经开始，项目经理应该怎么做？

A.Escalate the issue to the project sponsor.将该问题上报给项目发起人

B.Direct the team member to immediately revise their work to meet the customer’s original requirement.指示该团队成员立即修改工作，满足客户的原始需要

C.Instruct the team member to stop working on the change until receipt of change control board (CCB)approval.指示该团队成员停止变更的工作，直到收到变更控制委员会(CCB)的批准

D.Approve the change and document it in the change log.批准该变更，并将其记录在变更日志中

信管网参考答案：C

信管网解析：

C是参考答案。有价值的变更不应该直接否定，应该遵循变更控制流程。参考章节4.6实施整体变更控制。