There are 3 correct answers to this questions, which are A, B and C. D is incorrect.
It is A. Included workers from different industries
This armistice signed on July 27, 1953, formally ended the war in Korea. North and South Korea remain separate and occupy almost the same territory they had when the war began. The Korean War, which began on June 25, 1950, when the North Koreans invaded South Korea, officially ended on July 27, 1953.
They both talk about the freedom of black people and the emancipation proclamation falls under the freedom of black people