I Don't see any multiple choice answers but i'm going to take a gander and guess that the answer you are looking for is "<u>Coal</u>"
Based on the reading, Upton Sinclair would most likely agree that the government must have a role in regulation of the meatpacking companies.
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The political liberalization in Czechoslovakia.
Answer:
1. Vietnam is divided into two countries
2. The Viet Cong start a resistance against Ngo Dinh
3. President Johnson escalates US involvement in the war
4. Vietnam is unified under a communist government
Explanation: