–________ he made up his mind to take a trip to Europe?

–Last week when he got an unexpected reward.

A．When was it that

B．That was it when

C．That it was when

D．When it was that

保险费率厘定的公平性原则要求( )。

A．保险费率与实际损失率—致

B．同一险种对所有被保险人费率相同

C．所有保险公司对同一险种的费率相同

D．被保险人的风险状况与其保险费率一致