Which statement describes a controversial step taken by President Wilson's Attorney General Mitchell Palmer in 1920? A. He sold leases in the Teapot Dome strategic oil reserve for personal profit. B. He declared that he would run for president against Wilson in that fall's election. C. He worked with Republicans in the Senate to undermine Wilson's Fourteen Points. D. He fueled America's "red scare" by rounding up 5,000 people he accused of being communists.