Question

plzz answer this
urgent need plzz​

Answer 1

Answer:

Explanation:

Because at that time arms and technology was not in advance stage compare to Second World War

Answer 2

Answer:

During the First World War (1914-1918), the troops going abroad were inoculated against such diseases as typhoid and enteric fever, and the very low death rate among the troops , even the unhealthy places, was a great work to Pasteur's work.

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