Hello. You didn't say which novel this question is referring to. This makes it impossible for this question to be answered, but I can help by showing you what a primary source is and showing you how to find it in the novel.
Primary source is a document that reports the events of a historic event. However, this document was created at the time that this event is taking place.
In this case, the novel you are studying to answer that question, will bring a primary source when showing a document about one of the historical events mentioned above, at the time when these events occur.
For you to understand better, imagine that you are reading a novel where one of the characters is a doctor and is reporting in a diary the operation of a hospital during the coronavirus pandemic. In this case, the doctor's diary is a primary source to which the novel is referencing.
The answer is A. The Russian revolution. The whole book is about it. Each of the animals represents an important person from that time.
Answer: The answer to this question is d), " to help the reader understand the central idea." Supporting details are used and extracted from the text to support the central idea or main point, especially if writing an essay. Hence, supporting.
An allusion that references something outside of the text, it is called an external allusion.
ARMY!! Anyway if you don't have a magazine you find a ton of magazines online, you can save the images either by screenshotting or saving them and cite the websites you got them on on a separate piece of paper. I'm sure your teachers will understand