During a project’s user acceptance stage, some user’s complain that their expectations have been unmet. What should the project manager have done differently? 在一个项目的用户验收阶段，一些用户抱怨他们的期望未得到满足，项目经理事先应该采取哪一个不同做法？ ◑A.Considered stakeholder feedback考虑相关方的反馈 ◑B.Conducted risk assessments执行风险评估 ◑C.Implemented conflict management techniques实施冲突管理技术 ◑D.Established a professional relationship with the users与用户建立一种专业关系
