D as a clone is a shape that can be split into smaller parts
He mixes his autobiography with steps on how to be a good
writer. He is showing the connection
between his life and how it affects his writing. He also gives the usual advice for those who
wishes to venture into writing and gives some tips on how to achieve this.
Another name that I know of is a Work Cited Page.
Biographical aid is the answer. Hope this helps. :)