Change the stimulus to read: Edward Jenner? ’s smallpox inoculation experiment was based on his observation that dairymaids who had had cowpox did not contract smallpox. How did Jenner form his hypothesis from this observation? He asked what would happen if he inoculated a person with cowpox fluid and then later with smallpox fluid. He tested different existing inoculations to see which one was most effective in preventing smallpox. He observed dairymaids who had contracted cowpox to see whether they became immune to smallpox. He drew a conclusion about dairymaids who got cowpox becoming immune to getting smallpox.

Explanation : Edward Jenner wanted to know what would happen if he deliberately inoculate the cowpox fluid from some person to another. He tested this experimental results and later on came up with the hypothesis. Which roughly state that someone will not get smallpox because they already had cowpox.

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shrutiagrawal1798 shrutiagrawal1798 · Answer 2 · 2022-08-03T11:53:03+02:00

Edward Jenner deliberately inoculates the cowpox fluid from one person to another person to know what would happen to that person. Thus, option A is correct.

What is smallpox?

Smallpox has been a contagious disease that affects in the term of acute diseases and spread with contact with the infected person.

The discovery of a vaccine for smallpox was awarded to Edward Jenner with his research considering the exposure to cowpox as the vaccine to protect against smallpox.

Edward Jenner wanted to know the result of his hypothesis whether the person with cowpox will get affected by smallpox or not.

Later on, Edward Jenner discovered vaccination. He observed that the dairymaids who were working with cows got lesions on their hands.

Thus, he concluded that these dairymaids were immune to smallpox. Hence, option A is correct.

Learn more about cowpox and smallpox, here:

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