The client agreed to the final product during user testing, but is now having second thoughts.What should the project manager consult to resolve this issue? 客户在用户测试期间同意最终产品，但现在却有另一种想法。若要解决这个问题，项目经理应该查阅哪一份文件？ ◑A.Acceptance criteria 验收标准 ◑B.Quality management plan 质量管理计划 ◑C.Requirements documentation 需求文件 ◑D.Project charter 项目章程
