The project sponsor informs the project manager that the most critical project standard is to deliver the product on time. The customer has no time limit on resource availability. Which action will shorten the schedule, but will increase the risk? 项目发起人通知项目经理，最关键的项目标准是按时交付产品，客户对资源可用性没有时间限制，哪个行动会减少时间表，但会增加风险？ ◑A.Add team members添加团队成员 ◑B.Parallel execution of activities并行执行活动 ◑C.Outsourcing project execution外包项目执行 ◑D.Hire highly paid experts聘请高薪专家
