Which of these events did NOT happen in the 20th century?
A. Hitler invades Poland
B. The first Kodak camera
C. Treaty of Versailles signed
D. Wright brothers fly successfully

Along-run equilibrium occurs when long-run aggregate supply and aggregate demand meet. what does having long-run equilibrium indicate about a society? the society’s supply and demand have stagnated. the society is using all of its resources efficiently. the society’s needs are being fully met. the society is not using all of its resources effectively.

Was american neutrality between september 1939 and december 1941 a tragic mistake

How do committees and subcommittees keep the legislative process running smoothly?