Question

What impact did poison, gas, machine guns, airplanes, and submarines have on waging war in World War 1

A. They led to more hang to rand combat
B. They brought the war to a rapid conclusion
C. They forced the German army to fight a two front war
D. They made the war more destructive than the previous war

Answer 1

The answer is D the reason WW1 had gone on for so long is because everyone had bent trying new techniques and were making new technological advancements