User acceptance tests on a project have been omitted since the technology is operational at other factories. However, after implementation, the technology is not working as expected.What should the project manager do? 由于技术已在其他工厂运行，一个项目的用户验收测试被省略。但是，在实施后，该技术不能按预期起作用。项目经理应该怎么做？ ◑A.Review the defect report to identify and solve issue.查看缺陷报告以确定并解决问题。 ◑B.Submit a change request.提交变更请求。 ◑C.Conduct a root cause analysis to identify corrective actions.执行根本原因分析，以确定纠正措施。 ◑D. Use test scripts to resolve the issue.使用测试脚本来解决问题。
