It allowed materials to be shipped easier and get things farther
1. Latin America's landforms include highlands, lowlands, mountains, and plains.
2. I would say villages near the plains,lowlands and maybe even mountains
Control that should be it
A)a new defensive tactic known as trench warfare
Trench warfare allowed the war to drag on for long periods of time because of the stalemates that ensue from the opposing armies refusing to give up the land under their controls, resulting in high casualties in no man's land.
Hope this helps
the scientific revolution lead to new machines and ways of doing things which would, in a way that is self-explanatory, lead to the industrial revolution.