The answer is B. I had the same question couple weeks ago
Child labor
I hope it helped
They used Paine's Common Sense to justify the American Revolution.
Manifest Destiny was first used by John O'Sullivan in an 1845 newspaper in New York.
A stock exchange occurs in a centralized location, think Wall Street and the Stock Market. An over-the-counter market does not. Over-the-counter markets are considered less formal compared to exchanges. OTCs are less transparent and operate on fewer rules than exchanges. This can be both good and bad for those involved.