4.why were troops unable to advance on the western front during wwi?

How do private property rights serve as an incentive in a free enterprise economy ?

Are first amendment rights guaranteed in every situation? a. yes, because protecting civil liberties was one of the most important values to the founders of this country b. no, because sometimes the government limits individual freedoms for the benefit of the public as a whole. c. no, because people have to earn their first amendment rights by behaving in a responsible way. d. yes, because the first amendment is part of the constitution, which is the basis for all law and government.

Why did louis xvi call a meeting of the estates-general in 1789? how long had it been since such a meeting had been called?