Upton sinclair was famous for his work in (1 point)

* settlement houses.
* meat-packing plants.
* political parties.
* trust breaking.

Upton sinclair was famous for his works in :
meat-packing plants
He wrote nearly 100 books for several genres and won the Pulitzer prize in 1943

hope this helps

To be honest i thinks its between the first answer and the third answer

The statistics for the eastern war are grim. more than three-million men died in the fighting, more than nine-million men were wounded, and every major country which participated lost its form of government.