It does not involve reforesting cleared areas
Answer:
The war fostered influenza in the crowded conditions of military camps in the United States and in the trenches of the Western Front in Europe. The virus traveled with military personnel from camp to camp and across the Atlantic, and at the height of the American military involvement in the war, September-November 1918, influenza and pneumonia sickened 20%-40% of U.S. Army and Navy personnel. These high morbidity rates interfered with induction and training schedules in the United States and rendered hundreds of thousands of military personnel non-effective.
It's hard to tell you the answer when I'm supposed to chose one from the multiple choice, when you don't provide the multiple choices
That statement is true.
Structuralism allow humans to observe the relationship between each element that relevant in our lives
(such as how animals around us behave, how humans interact with one another, the effect of a certain natural phenomenon, etc,)
From this observation, we formulate strategies in order to choose the course of action that would benefit us the most in survival process.