Please help I don't understand

Consider tim o’brien’s story "ambush." what differences do you see between how o’brien dealt with killing an enemy soldier in the moment of battle compared to looking back on the moment later in life? what might this contrast reveal about the effects of war?

Who is ¨ the guilty party¨ at the end of the text, and how do his actions contribute to the storys theme?

How do headings organize your information?