A. Ratification of the Constitution
Adopted (If I can remember) And then Became Known as Rome's Founders, Who were also Nicknamed as Silver And Gold. I racked my brains for this one btw.
Answer:
Although the nullification crisis was ostensibly about South Carolina's refusal to collect federal tariffs, many historians believe it was actually rooted in growing Southern fears over the movement in the North for the abolition of slavery.
The Belgian mechanic and inventor is credited with building the first working internal combustion engine in 1860 was, A) Jean Lenoir. It was a gas fired internal combustion engine and was the first engine to be produced multiple times.
Thomas Paine was a radical writer who emigrated from England to America in 1774. Just two years later, early in 1776, Paine published Common Sense, a hugely influential pamphlet that convinced many American colonists that the time had finally come to break away from British rule.
Hope this helped! :)