The Wealth of Nations that a pioneering survey of economic treated was published within: (1) 1849 year, and written by Karl Marx. (2) 1936 year, and written by John Maynard Keynes. (3) 1776 year, and written by Adam Smith. (4) 141 BC, and written by Aristotle.
Please choose the right answer from above...I want your suggestion for the same.