A discourse community can be described as a group of people that share common goals, sources of information, terminology, and methods of communication along with a certain level of expertise and knowledge on a subject. However, it is often distinguished from 'speech community' on the grounds that speech communities are sociolinguistic groupings with communicative needs such as socialisation and group solidarity, whereas discourse communities are groupings based on common interests.
The details from this excerpt support the idea that Elizabethans’ attitude toward eating meat was becoming more relaxed given the fact that wealthy people increased the comsuption of meat in their diets, including during Lent, which is a period of time when people fast as a matter of religious belief; and also since the law that forbade meat intake was repealed, many of the households introduced meat diets to suit the demands.
A. People who are working in factories.
Hope this helps =)