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?
1) citing personal anecdotes
2)citing scientific evidence
3)describing people’s experience
4)citing hypothetical situations

2) citing scientific evidence.

John Snow was an English physician and one of the fathers of modern epidemiology. He was vital in discovering the method of communication of cholera, by tracing the source of an outbreak in Soho, London, in 1854. John Snow defended his claim with scientific evidence after ample research. His findings motivated changes in water and waste systems all over the world.

answer: c

explanation:

the whisper is the answer, hope this : )