The project manager is managing a project worth $3 million involving two suppliers. The project manager developed a Statement of Work (SOW) for each supplier. Which of the followings requires SOW information? 项目经理正在管理价值300万美元、涉及两个供应商的项目。项目经理为每名供应商创建了一份工作说明书（SOW）。下列哪一项需要SOW的信息？ ◑A.Risk Management Plan风险管理计划 ◑B.Contract合同 ◑C.Procurement Management Plan采购管理计划 ◑D.Supplier Scope Statement供应商范围说明书
