Who was the surgeon who pioneered antiseptic surgery in 1865?
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Edward Jenner
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Joseph Lister
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Henry William
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John Sleeman
B
Correct answer
Explanation
Joseph Lister, a British surgeon, pioneered antiseptic surgery in 1865 by using carbolic acid (phenol) to sterilize surgical instruments and clean wounds. This dramatically reduced infection and mortality rates. Edward Jenner developed the smallpox vaccine, while Henry William and John Sleeman are not historically associated with this medical breakthrough.