C. He understands that his war medals were less honestly earned than those of other veterans
Explanation:
The protagonist of "In Another Country" by Ernest Hemingway, Nick Adams is an injured soldier who's undergoing rehabilitation treatment in a hospital for a knee injury. There, he met with four other injured soldiers from Italy, one a major who had also come there for treatment. While his war medal was for his injury, the others got their war medals because of their bravery. So, he understands that they have done more than he had done and they deserve their medals. To him, they were more brave than himself, especially the major.
