![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
From the letters, we may find the cause of Hughes's internal struggle is _____
A.
his eager and unsatisfied passion for literature.
B.
that he is a part-private, part-public creature.
C.
that he is constrained by the fear of his privacy being exposed to the criticism of the public.
D.
the moral torment exerted by himself.