Go where you may, search where you will, roam through all the monarchies and despotisms of the Old World, travel through South A
merica, search out every abuse, and when you have found the last, lay your facts by the side of the everyday practices of this nation, and you will say with me, that, for revolting barbarity and shameless hypocrisy, America reigns without a rival. To support his purpose, Douglass includes words such as
Douglass achieves his purpose of trying to persuade the reader to know his point of view as he repeated the word "you" in order to relate directly to the reader.
To support his purpose that America reigns without a rival, Douglass includes words such as "abuse," "barbarity," and "shameless".
C is the obvious answer because a involves talking and b shows the same thing. D shows how people use different words which is talking. Gestures and facial expressions use hand and face, not your voice.