[单选题]坚持严管和厚爱结合、激励和约束并重,完善干部考核评价机制,建立激励机制和( ),旗帜鲜明为那些敢于担当、踏实做事、不谋私利的干部撑腰鼓劲。
A.能上能下机制
B.激励机制
C.容错纠错机制
D.选贤任能机制

On a weekday night this January, thousands of flag-waving youths packed Olaya Street, Riyadh’s main shopping strip, to cheer a memorable Saudi victory in the GCC Cup football final. One car, rock music blaring from its stereo, squealed to a stop, blocking an intersection. The passengers leapt out, clambered on to the roof and danced wildly in front of the honking crowd. Having paralyzed the traffic across half the city, they sped off before the police could catch them.
Such public occasion was once unthinkable in the rigid conformist kingdom, but now young people there and in other Gulf states are increasingly willing to challenge authority. That does not make them rebels: respect for elders, for religious duty and for maintaining family bonds remain pre-eminent values, and premarital sex is generally out of the question. Yet demography is beginning to put pressure on ultra-conservative norms.
After all, 60% of the Gulf’s native population is under the
A. expanding workforce.
B. exploding population.
C. practical intelligence.
D. intellectual curiosity.