Plzz help!!

Read the sentence from The Autobiography of Benjamin Franklin.
“Hearing their conversations, and their accounts of the approbation their papers were received with, I was excited to try my hand among them; but, being still a boy, and suspecting that my brother would object to printing anything of mine in his paper if he knew it to be mine, I contrived to disguise my hand, and, writing an anonymous paper, I put it in at night under the door of the printing-house.”

What does the use of the word anonymous suggest?
Select the two correct answers.

a)Franklin lacks talent and experience as a writer.
b)Franklin wants to hide his identity as the writer of the
paper.
c)Franklin does not take credit for his writing.
d)Franklin fears his writing is not good enough to be
printed.