GRE考试

根据网考网考试中心的统计分析，以下试题在2018/11/7日GRE考试习题练习中，答错率较高，为：63%
【单选题】Which of the following statements best summarizes a distinction mentioned in the passage between public-sector employment and those of private-sector employment'


A．Private-sector work involves a lesser degree of immigrant competition than public-sector work.
B．A growing educational level has assisted African Americans find work in the private-sector more than it has done so in the public-sector.
C．Immigrant population gains have benefited workers in the public-sector more than they have workers in the private-sector.
D．Private-sector work often requires less in the way of educational credentials than public-sector work.
E．(E) The private-sector tends to contain stronger ethnic networks than the public sector.