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According to the graph, what were the results of the vaccination between 1954 and 1960?
A. The rate of polio remained the same.
B. The rate of polio decreased
C. The rate of polio decreased, then increased.
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D. The rate of polio increased

According to the graph what were the results of the vaccination between 1954 and 1960 A The rate of polio remained the same B The rate of polio decreased C The class=

Respuesta :

Answer: B the rate of polio decreased

Explanation: looking at the graph, polio is going up around the year 1950-1960 but by 1970 when the March dimes organization vaccinated nearly 2 million people the people with polio began to decrease therefore its B

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