Pls help me with this. I Need rhetorical devices to support.

Which three sentences in this excerpt from arthur conan doyle's "the contest" suggest that the author's tone is mocking?

Review the passage from “the listeners.” for he suddenly smote on the door, even louder, and lifted his head: — "tell them i came, and no one answered, that i kept my word," he said. based on this passage, what is the best inference about the man?

Which piece of evidence would best support reason #1? othe history of using animals for research extends asfar back as 322 bce, when early greek physician-scientists, such as aristotle and erasistratus,performed various experiments on living animals.animal research played an essential role in thedevelopment of herceptin and tamoxifen, twomedications that have already saved the lives ofthousands of women who have been diagnosed withbreast cancer.even those who believe in testing on animals when it is hnecessary for vital medical research practice what isknown as "the 3 rs-reduction, refinement, andreplacement to reduce the number of animals usedfor testing.biologists believe that chimpanzees share at least 98.4percent of the same dna as humans and gorillas shareat least 97 percent, making primates a popular andlikely choice for the testing of products intended for humans