At the turn of the 20th century, a group of reform-minded journalists called_____ made investigations and exposed dark sides of the seeminglyprosperous American society.
A、Muckrakers
B、New Radicals
C、Yellow Journalists
D、Free Riders
【正确答案】：A
【题目解析】：20世纪初期，一群富有改革思想的记者，称之为黑幕揭发者，揭露了表面繁荣的美国社会的各种阴暗面。
