The difficult period of political, social, and economic changes in the South after the AmericanCivil War is known as （ ）.
A、Reformation
B、Urbanization
C、Modernization
D、Reconstruction
【正确答案】：D
【题目解析】：本题考查美国内战。This difficult period of political, social, and economic changes in the South after the Civil War is known as Reconstruction.美国内战后南部这段政治、社会和经济变革的艰难时期被称为重建时期。
