In 1952, the United States experienced the worst polio outbreak in the nation's history. Of nearly 58,000 polio cases reported that year, over 3,000 people died and over 20,000 were left paralyzed, with most of the victims being children.

Question

Which scientist played the GREATEST role in ending polio outbreaks like the one described?
Responses
A Jonas SalkJonas Salk
B Enrico FermiEnrico Fermi
C Louis PasteurLouis Pasteur
D Maria Mitchell

Answer 1

A. Jonas Salk