____73-year-old woman, who died of respiratory failure on Dec. 6, was confirmed to have been carrying ____H10N8 virus.

A．A, the

B．The, the

C．A, \

D．The, a

第四方物流供应链的功能有哪几个层次﹙﹚

A.执行

B.实施

C.变革

D.再造