B. The greatest love is undying love for a husband.
Without having the poem here, I can only help you to find the answer. The theme is the lesson or moral of the story. As you read the poem, underline text evidence (dialogue, vocabulary, imagery) that you feel is teaching you something. Then read through the answers provided. After reading those, go back into the poem and read through your evidence. Which answer best describes the lesson you feel is being taught from this poem?