Several months later, he found his deskmate very difficult _____. [ ]

A. to get along with

B. getting along with

C. to get along

D. to be gotten along with

西方各国对货物风险移转时间的规定各有不同，英国与法国采取（）的原则，而另外一些国家以（）原则来决定风险转移时间。