The story is very ________ and I am ___________ in it .

A．interest ; interest

B．interesting ; interested

C．interested ; interesting

D．interested ; interested

隋唐以前，官府设有谱局，考定父祖官爵、门第。此后该现象逐步消失，主要原因是[ ]

A．宗法制的终结

B．察举制的完善

C．三省六部制的设立

D．科举制的推行