Respuesta :
Answer:
C
Explanation:
because of the terrible diseases these soldiers carry and already fought are being transported to areas that this disease is unknown and therefore the population's immune system has no premeditated way of fighting it
Outbreaks of influenza (flu) pandemic killed millions of people around the world by movement of soldiers spread the infection from place to place.
What is a Pandemic?
Pandemic refers serves as a epidemic that has spread over several countries or continents, and large people has been affected by it.
Therefore, In 1918 and 1919, during World War I, sudden , movement of soldiers spread the infection from place to place contributed to Outbreaks of influenza pandemic.
Learn more about Pandemic at;
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