Either C or D but I think D is correct.
You start out with who you are you say your name and age. then you put why your emailing the person and explain what you situation or story then you end it by thanking then and hoping they will respond
It is Either D or A most likely D
Page 6, is where Lennie talks about tending the rabbits in the book of mice and men.
1 - Marlow, Kurtz, Brick maker
2 - Narrative writing style