In the essay "on the mode of communication of cholera," what is the primary technique that author john snow uses to support his claim that cholera spreads from person to person? a. citing personal anecdotes b. citing scientific evidence c. describing people’s experience d. citing hypothetical situations

The correct answer is B. As an English physician, John Snow's essay was based on the factual evidence of his scientific research studies. He studied cholera in the contaminated waters of a River Thames pump in London in 1854. He later expanded his findings in a book in 1855.

Explanation:

Patrick treats her very brusquely telling her to sit down. After he has a second drink and refuses dinner for a second time, he tells her to “sit down…just for a minute, sit down.” This is the first direct order he has given her, a break from the placid personality she has come to expect. He then tells matter-of-factly that he is leaving her. Her actions show her changing from adoring to horrified to robotic.