Answer :
The philosophical concept in this excerpt include option A: Modern war is inherently violent and unfair.
What do you mean by philosophical concept?
The term philosophical concept is generally defined as the knowledge regarding the basic ideas about what is right or wrong, reasoning and the true value of things.
According to the excerpt, the author describes American strategy in Vietnam. Specifically, the strategy involved taking highly trained soldiers and equipping them with weapons.
Adding to it, the thinking was that the great resources of the American army would, over time, wear out the enemy, a much poorer nation.
Therefore, correct option is A.
Learn more about philosophical concept, refer to the link:
https://brainly.com/question/978830
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