Read this excerpt from The Riddle of the Rosetta Stone. Then one day a colleague sent him a copy of an inscription that had been found in the ruins of a temple on the Nile River island of Philae. Which statement best describes the influence his colleague’s act had on Jean-François Champollion? It was a breakthrough in his research. It complicated his research. It made his research worthless. It was an obstacle to his research.

Returning from vietnam, we were indeed given a parade. crowds of screaming people waving signs — not just on one road, one day. no, they were everywhere. every day. on the streets, on the television, on the radio. a hot, angry tangle of shaking fists and ugly words that threatened us like a monster with a hundred heads. our country had chewed us up and spit us out, and now we were being treated as if it were our fault. what is one way the author's use of language contributes to the tone of this passage? a. the use of figurative language creates a feeling of resentment. b. the phrase "hot, angry tangle" is used sarcastically to create irony. c. the word "parade" is used sarcastically to create a lighthearted mood. d. the parallelism draws attention to the confusion of those returning.