The words hideous, revolting, and false show the speaker's disgust over slavery.
Answer: Option C.
Explanation:
The tone and the meaning of any passage is determined by the way the author makes use of words. The words: hideous, revolting, and false are all the terms which conveys a negative meaning and thus usage of such words will definitely result in negative tone. By making use of such words, the speaker is trying to show his strong disapproval over slavery. The speaker is trying to put forward how America is blind towards slavery.
