试题题干
The period of political, social and economic changes in the South after the American Civil War is known as ( ).
参考答案
正确答案：
试题解析
本题考查美国的重建时期。
The difficult period of political, social and economic changes in the South after the American Civil War is known as Reconstruction.
美国内战后南方政治、社会和经济变革的艰难时期被称为重建时期。
故选择B选项。