Which statement is an example of the author's use of logos in "The D*mnation of a Canyon'?
A. The author offers definitions of words in order to clarify the terms for the reader.
B. The author uses a sarcastic tone ot make other arguments sound unreasonable.
C. The author creates a beautiful picture of the area before the dam was built.
D. The author explains that he has firsthand experienced and is considered an expert.
