I mean, so? She writes poems. Why should that mean she is good at analyzing poems? Are game players good at writing games, and vice-versa? Are people who eat a lot good at cooking? Are runners great at designing shoes?
But more honest language ("What does this line mean?") would erase the veneer of objectivity; hermeneutical questions do not have "right" answers you can pick from a list of multiple choices.
"When you say it honestly, it looks bad. So don't say it that way".
Not targeting at you, obviously you are explaining the thought process of the exam maker, but that kinda shows the issue with them.
They looked at the question and realize that there's no right answer for these kind of question to be made in to a multiple choice question. But instead of changing the test to something else, or making it a free text answer, they choose to play with wording of the question to hide the problem with it.
instead of "Dividing the poem into two stanzas allows the poet to―" the question could ask "The division of the poem into two stanzas has the effect of-"
rather than presuming to know what the author's intent was.