DeviantART is a niche social networking site, it is closed and reserved. It is specifically targeted at people in the illustration and art area in hopes to allow them to socialize and share their work.
culture is the correct answer in my opinion.
They are most mainly consists of "Keratin"
So, option B is your answer.
Hope this helps!
!store!
Good luck!!!! i’m just typing this so i can send the answer