Question

with one member trimming beef in a cannery, and another working in a sausage factory, the family had a first - hand knowledge of the great majority of packingtown swindles. for it was the custom, as they found, whenever meat was so spoiled that it could not be used for anything else, either to can it or else chop it up into sausage. with what had been told them by jonas, who had worked in the pickle rooms, they could now study the whole of the spoiled meat industry on the inside, and read a new and grim meaning into that old packingtown jest - that they use everything of the pig except the squeal.

• upton sinclair, the jungle (1906)

according to the passage above and your own knowledge, what was upton sinclairs purpose for writing his novel, the jungle?
challenge the labor conditions of factory workers
reveal unhealthy practices in the food processing industry
entertain the public with firsthand accounts of the meat - packing industry
propose legislation to address working conditions in factories

Explanation:

The passage mentions using spoiled meat for canning or making sausage, which relates to food - processing. Upton Sinclair's The Jungle was known for exposing such unhealthy food - processing industry practices. It wasn't mainly about labor conditions (though they were mentioned) or just for entertainment. There's no indication of proposing legislation in the given passage.

Answer:

reveal unhealthy practices in the food processing industry