“Middle class” in popular usage in the US is a euphemism (polite word) for “not rich and not poor.” When speaking with a co-worker whose family income placed her in the top 2–3% of Americans, and whose house was worth 30 times the average American’s salary, I classified her as rich. She objected strenuously, claiming instead to be middle class!
“Working class” is used to denote those who work with their hands, or who work in lower-paid jobs that may not require higher education. A synonym for “working class” is “blue collar.” Working class people are stereotyped as having less refined tastes and preferences.
All credit would go to <span>https://www.quora.com/What-is-the-difference-between-working-class-and-middle-class-if-there-is-one</span>
A) The Chesapeake is your answer.
B) is a Spanish ship, and so is not your answer.
C) & D) are British ships, and so is not your answer.
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They had little to no education, long work days, usually they were abused, and they would sing songs in the fields. <span />
The code name was the Manhattan Project. This lead to the creation of the atomic bombs that would be used by the United States during World War II. These bombs would be used on Hiroshima and Nagasaki, respectively, and would lead to the Japanese unconditional surrender. This lead to the official end of World War II.