The vaccine for Polio was first prepared by:

Paul Ehrlich
Jones Salk
Louis Pasteur
Joseph Lister

The correct answer is (b). Jonas Salk developed the first polio vaccine in 1955.

Paul Ehrlich developed the first effective treatment for syphilis in 1910.

Louis Pasteur developed the first vaccine for rabies in 1885.

Joseph Lister developed the antiseptic technique in 1867.

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