A multinational company has a 10-phase project that is behind schedule. A team leader informs the project manager that if the schedule is crashed, the project can be completed as planned. However, there is a risk that some project objectives may be unmet. What should the project manager do? 一家跨国公司有一个分为10个阶段的项目落后于进度计划，团队领导通知项目经理，如果对进度计划进行赶工，项目可以按计划完成。但是，存在一些项目目标可能未满足的风险。项目经理应该怎么做？ ◑A. Ask project stakeholders for approval请求项目相关方的批准 ◑B.Update the risk register and communicate next steps to the sponsor更新风险登记册并与发起人沟通后续步骤 ◑C.Use fast tracking instead of crashing使用快速跟进，而不是赶工 ◑D.Revise the project management plan to change the project’s objectives修订项目管理计划，以变更项目目标
