What was kennedy referring to when he spoke of the deadly atom

What does sterling brown mean when he mentions the chain gang a.) brown is referring to people in general, who are chained in their minds. b.) brown is referring to slaves in chains c.) brown is referring to gangs in the ghetto chained to their crimes and poverty d.) brown is referring to men perhaps prisoners singing/chanting while working.

What is the difference between a supreme court opinion and a supreme court dissent? guys answer asap

Urban and rural antonyms synonyms neither