How are hazel and kaitlyn different and how are they similar in A Fault In Our Stars?

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

What is the most likely inference a reader can make about eliza's emotional state

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.