I'm not sure if it would be a protagonist and antagonist?
The author's purpose in this passage is to inform. The author is informing the reader on how Elizabethans would typically store their food. It goes into details of differences between food types and some options for storing food and getting nourishment in summer and winter.
my answer to this question is no, it is not a sentence.
There were many reasons for this. The main reason was it was there religious text like thee Bible today. Also it was their literature. Like Huckleberry Finn for American culture.
