Answer:
D) Most major cities suffered signicant damage in battles
Explanation:
World War I completely changed the way wars were fought.
Trench warfare, which was the norm just a century ago was seen as an nonviable strategy.
Modern machines such as tanks and airplanes made trench warfare mostly about keeping ground and resulted in stalemates.
Also, it was the first time that modern tanks, planes and machine guns were being used for first time at such a large scale, resulting in an unprecedented level of death and carnage.
Military generals soon realized that time-honored military code of conducts were now obsolete and a completely new form of strategy was now required.
It was and is the way we live our lives without that we wouldnt have the rights we do today
The advantages of being a patriot would be that they were fighting for freedom. A disadvantage would they were most likely poor and untrained. An advantage of being a loyalist would be that you have an army on your side. A disadvantage would be you lived a less free life.