The Progressive Movement was ______.
A、an organized campaign with definite goals
B、a movement aiming at exposing the dark sides of society
C、not an organized campaign with efforts to improve people's living standard
D、a number of diverse efforts aiming at achieving political, social and economic reforms
【正确答案】：D
【题目解析】：本题考查美国的进步运动。根据课本P207 The Progressive Movement was a number of diverse efforts at political, social, and economic reforms可知，进步运动是一系列旨在实现政治、社会和经济改革的不同努力。
