What resulted from the public outcry related to the jungle? increased conservation efforts backlash against labor unions regulation of food quality rejection of political machines?

The correct option is C
Regulation of food quality

 The novel by Upton Sinclair, named the Jungle, presented an expose of the meat packaging industry and became a best seller, ans was translated into 17 different languages.This public outcry led to the 1906 Meat Inspection Act and the Pure Food and Drug Act. It also, however, led to a report issued the same year by the Department of Agriculture's Bureau of Animal Husbandry that refuted the worst of Sinclair's allegations.

Aparagraph is a self-contained unit of a discourse in writing dealing with a particular point or idea. a paragraph consists of one or more sentences. though not required by the syntax of any language, paragraphs are usually an expected part of formal writing, used to orga

I’m pretty sure that the answer is b.