The author cites union efforts to achieve a fully unionized work force (line 13-19) in order to account for why______
A.politicians might try to oppose public-sector union organizing
B.public-sector unions have recently focused on organizing women
C.early organizing efforts often focused on areas where there were large numbers of workers
D.union efforts with regard to public-sector clerical workers increased dramatically after 1975
E.unions sometimes tried to organize workers regardless of the workers’ initial interest in unionization
第2题
栅格结构与矢量结构相比较,栅格结构具有()。
A.数据结构复杂,冗余度小
B.数据结构复杂,冗余度大
C.数据结构简单,冗余度大
D.数据结构简单,冗余度小
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