Well the use of trenches prolonged WWI because it was another kind of land warfare where most of the ground in which they were fighting consisted mostly trenches. These trenches protected them from most artillery and normal gun fire. So it was almost like a stalemate.
The answer is people were encouraged to grow food for them during WW1.
Answer: A Scientific Revolution.
Explanation:
The Scientific Revolution represents a time in Europe where they began to use the scientific method to explain the phenomena that happened in nature as opposed to religious doctrines.
The scientific method refers to the use of reasoned observation and experimentation to back up theories such that the the various events occurring in nature could be better explained by facts and logic.
