Final answer:
The set of words 'hostile, danger-sign, attacked' best reflects the theme of war and its consequences as portrayed in the selection.
Step-by-step explanation:
When selecting a set of words that reflects a theme from a selection, it is essential to understand the overarching message or central idea presented in the text. From the given options, the words that most closely align with the themes of war, heroism, and the naivety of youth, as depicted in the selection, are hostile, danger-sign, attacked.
These words encapsulate the sense of conflict and the perception of war that changes throughout the narrative. Initially, the text presents war as an adventure, filled with glory and heroic deeds. However, the vocabulary changes as the child character in Chickamauga experiences the brutal realities of war, moving from romanticized terms to those that convey the harsh and devastating consequences of battle.The set of words from the selection that reflects its theme is option B, which includes the words bravery, exception, and purity. These words convey positive qualities and values, which are often associated with the theme of heroism or admirable traits.