工业化社会以后，社会保险政策首先在（）建立。

A.意大利

B.德国

C.法国

D.瑞典

—_______ he managed to solve the problem?

— Oh，he turned to Professor Lee for advice.[ ]

A．Was it how that 

B．Was it that how

C．How was it that  

D．How it was that