Last month, part of Southeast Asia was struck by floods, from ______ effects the people are still suffering.[ ]

A. that

B. whose

C. those

D. what

采购部在与原材料供应商签定采购合同前，委派人去参加对该厂的质量管理体系进行审核，这种审核应该是（）

A.第一方审核

B.第二方审核

C.第三方审核