Your answer is A. another writer's interpretation of a subject.
Since another writer is the one who wrote the information, you have to cite the source to properly acknowledge that the information was not created by you.
You do not have to cite common knowledge because it is something that most people already know.
You do not have to cite your own interpretation or opinion of the subject because it is your own work.
I really need points so i don’t know if this is right but I did some research and supernatural aid often provides a hero with a talisman or boon that will help them on their quest
