2. How is the author's point of view advanced in the passage through the use of rhetoric?
A. The author uses quotations from an expert to emphasize the scientific qualities of the
sweet potato.
B. The author uses comparison to emphasize the similarities sweet potatoes have with
other foods.
C. The author uses exaggeration to emphasize the popularity of sweet potatoes.
D. The author uses repetition of key ideas to emphasize the health benefits of the sweet
potato.