Respuesta :
The reason for the diseases spread so rapidly in the Americas after European explorers arrived were that The diseases were highly contagious Option(b) is correct.
What is a disease?
A disease is known to be as any harmful deviation over the period of time from the functional state and the normal structural which is associated with certain signs.
Disease is regarded as the specific result on a function after the European arrived in America the disease were highly contagious some of them include viral hepatitis and the influenza and generally the tuberculosis which remain the leading causes.
Therefore Option(b) is correct.
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