Our neighbor has ______ ours.

A．as a big house as

B．as big a house as

C．the same big house as

D．the house the same big as

根据罗尔斯的差别原则，公平应该体现的是哪一项（）

A.代内公平

B.代际公平

C.机会公平

D.结果公平