Lincoln Steffens, in His Series of Articles Entitled "The Shame

Lincoln Steffens, in his series of articles entitled "The Shame of the Cities"

A) exposed the United States Senate as a "rich men's club."
B) exposed the deplorable condition of blacks in urban areas.
C) laid bare the often corrupt practices of the stock market.
D) uncovered official collusion in prostitution and "white slavery."
E) unmasked the corrupt alliance between big business and municipal government.