The correct answer is Edward Jenner.Edward Jenner invented the vaccination for the first time.Edward Jenner pioneered Vaccination.He discovered Vaccine for Small pox in 1796.He was also called as Father of Immunology.Small Pox was finally eradicated in year 1977 all over the world.Additional InformationEdward Jenner (1749-1823) father of immunology, and he invented the vaccination for smallpox.Alexander Fleming (1881-1955) invented Penicillin.Robert Hooke was the first to visualize a micro-organism.?Louis Pasteur was a French chemist and microbiologist who was one of the most important founders of medical microbiology. He is remembered for his remarkable breakthroughs in the causes and preventions of disease.His discoveries reduced mortality from puerperal fever, and he created the first vaccines for rabies and anthrax.??Confusion PointsLouis Pasteur ForMemRS was a French chemist and microbiologist renowned for his discoveries of the principles of vaccination for the first time microbial fermentation, and pasteurization.Edward Jenner, (born May 17, 1749, Berkeley, Gloucestershire, England‚¬€died January 26, 1823, Berkeley), English surgeon and discoverer of vaccination for smallpox.