John Snow, in Snow on Cholera: A. established postulates for transmission of infectious disease. B. was the father of modern bio
statistics. C. was an English anesthesiologist who used natural experiments. D. was a London surgeon who identified an environmental cause of cancer. E. argued that the environment was associated with diseases such as malaria.
Answer: (C) Was an English anesthesiologist who used natural experiments.
Explanation:
John snow was an English anesthesiologist and he accomplishment in the anesthesia, medicine and in the epidemiology.
Dr john snow set up the series for using the natural experiments. He is also known as the father of the modern epidemiology.
He basically believe that the sewage dump into the rivers near the town can cause the cholera outbreak. In 1854, he investigated the reason of out break and also proves his theory in the Soho, London. He also leader of the development of the medical hygiene and the anesthesia.
Dr. Snow firmly believed that sewage dumped into the waterway or into cesspools close to town wells could defile the water supply, prompting a quick spread of infection.
In August of the year 1854, Soho, a suburb of London, was hit hard by a horrendous flare-up of cholera.
Since they are talking about brand recognition and popularity, I would say D. perception accounts for mediocre products trumping quality. People go with the product they know or they think more people are using because it is perceived as a better product even though it may not be.
