Cost controls can be best described by which of the following？

在项目启动后与客户的界面管理是的职责 （）

项目团队预期从国外发运的关键设备将按预期计划日期抵达。但是在运输途中发生恶劣天气，恶劣天气之前已被识别为一项风险。一名团队成员担心设备不会按时抵达。项目经理下一步该怎么做

一名团队成员在项目执行阶段报告了一个之前被记录为一个风险的问题，项目经理下一步应该怎么做

You have just learned that one of your team members has not been adequately trained to complete project tasks as assigned to him . How would you handle this situation ？