This car is of good quality . If it _____ break down within 2 years, we would repair it for free.[ ]

A. would

B. should

C. could

D. might

保险费厘定的公平性原则的含义是指（）

A、各个保险人赚取的利润要尽量一致

B、各个保险人收取的保险费要尽量一致

C、各个被保险人承担的保险费要尽量一致

D、投保人就缴纳的保险费应与其保险标的的风险状况相适应