<span>The major theme of "The Rime of the Ancient Mariner" is that D. none of the responses.
I believe D is the correct answer because the rest of the options have nothing to do with the poem. The poem is about doing something bad, and then having to live with it, and search for the people who will be willing to listen to your sad story.
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"<span>C. She was able to answer most students' questions"" is incorrect because student should be singular. It should </span>be "<span>She was able to answer most of the students' questions.</span>"