How was influenza so lethal internationally in the early 1900s?
A) People didn't realize they had the disease and spread it to their loved ones.
B) Many soldiers stationed throughout the world during World War II returned to their home countries infected.
C) People didn't wash their hands properly.
D) The communication among all the nations' healthcare providers was erroneous as to how it spread.

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The Answer of How was influenza so lethal internationally in the early 1900s?
A) People didn't realize they had the disease and spread it to their loved ones.
B) Many soldiers stationed throughout the world during World War II returned to their home countries infected.
C) People didn't wash their hands properly.
D) The communication among all the nations' healthcare providers was erroneous as to how it spread.

How Was Influenza So Lethal Internationally in the Early 1900s