A company is venturing into a new business but has no previous experience in that market. What tool or technique should the project manager use to collect requirements? 一家公司正在冒险进入一项新业务，但之前在该市场中没有经验，项目经理应使用什么工具或技术来收集需求？ ◑A.Prototypes原型法 ◑B.Expert judgment专家判断 ◑C.Product analysis产品分析 ◑D.Decision making制定决策
