Which aspect of upton sinclair’s life best explains his reasons for writing the jungle?

His socialist politics, is the right answer.

Explanation:

The Socialist Politics Upton Sinclair prompted him to compose a Novel known as “The Jungle” in the year 1906. This novel impersonates the severe conditions and exploited stories of the immigrants, particularly in the Meatpacking business of the U.S. His main objective for writing this novel was his Promotion of Socialism. As a result of his novel, the government had to pass some inspection laws.

it's no easy i swear it's hard

10 states did

~courtney