Answer: C) to show that the lieutenant felt disconnected from his surroundings.
Explanation: In the given passage we can see a detailed description of a scene in the middle of a battle, according to the perspective of the lieutenant, he describes horses galloping furiously, and lines of blu infantry, also he describes the moment he was presented with a paper, and compares all the scene with a historical painting, this demonstrates how shocked and overwhelmed he was, disconnected from his surroundings.
He uses a quote from a reliable and popular person to support his statement.
Hope this helps!
The correct answer is to inform.
