Answer:
its a or d
Explanation:
Theme is defined as a main idea or an underlying meaning of a literary work which The theme of war has been explored in literature since ancient times. literary War is the main theme of the poem Theme is the lesson about life or statement about human nature that the poem expresses. To determine theme, start by figuring out the main idea. Then keep looking around the poem for details such as the structure, sounds, word choice, and any poetic device
your best chose would be D but i'm not 100% sure