The Grange informed members on issues that affected them. It raised questions on issues that would become the basis of the Populist Party.
I think the answer is D. Capital
(Long answer) Common Sense was a book written by Thomas Paine that was about and included topics of American Revolution,
Government & Politics,
Government & Politics, 18th Century
Military, Professions & Vocations, and
Publishing & Journalism. It rounded up more people for his cause, example: John Adams was highly attractive to the book.
It was the most important political issue of the early postwar period