【单选题】Why the author thinks the question Ashbery raised is a tougher one for a poet than we might think?
A.
Because as a matter of fact Ashbey is most focused on tough matters.
B.
Because Ashbey turns out to be a more serious poet than Lowell.
C.
Because Ashbey is able to better discern the dilemma of being a poet.
D.
Because the theme of life is worth thinking for a poet.