The correct answer is C. Perris quotes textual evidence that supports his thesis.
The analysis Parris is trying to make is that it's difficult to decipher the Rosetta Stone. To support this idea, he uses details from the text to explain how difficult it is - by mentioning scholars that have failed, despite their varying methods.
The answer is the last one (c)
Is it an oxymoron? Not sure if this is what you are looking for
Answer:
Sure
Current day engineers and now very educated and advanced. But technology advances everyday as well so they have to keep up. There are new machines in their work that they have to use. So they have to learn to generate the machines often.