Which of these is the last step you should take when analyzing a poem?

Your answer would be A. Determine the theme

The last step you should take when analyzing a poem is to determine the theme

Explanation:

There are six easy steps to analyze a poem, they are Read (first impression), Title ( How does the title relates to the poem?), Speaker (Who is telling the story, and who is the speaker addressing to?), Mood and Tone (What is the attitude of the poem?), Paraphrase (What did you learn from it?), and Theme (What's the universal truth of the poem?).

they are most likely about to fight in the battle of gaul

i'm not sure what the second paragraph is but a decree is an official order issued by legal authority. find the one that best fits this definition.