单选题 During the execution phase of project，you realize that one of the product functionalities has been omitted in the project plan，which will not eventually satisfy the requirement，you should______．

A、 update the project schedule and budget
B、 submit a change request to change control board and re-baseline
C、 negotiate with the client for a new delivery date based on the revised schedule
D、 informing management and take necessary measures for changes in budget and schedule

【正确答案】 B

【答案解析】[解析] 在项目实施阶段，你意识到在项目计划中遗漏了一项产品功能，这将最终导致无法满足要求，这时你应该______。 A) 更新项目进度计划和预算 B) 向变更控制委员会提交变更申请，并重新制订项目基准计划 C) 依据修改的进度计划与客户协商一个新的交付日期 D) 通知高级管理层，并为变更预算和进度计划采取必要的步骤题干是引发变更的主要原冈之一，引发变更的常见原因包括：①产品疏漏；②项目范围疏漏；③外部变更；④应对风险；⑤增值的变更。