Why was justinian’s code significant?

How does "marian anderson sings" differ from the informational text in organization?

Why might collective bargaining fail, causing a union to go on strike? a the union agrees with the boss about wages. b the boss compromises about work hours. c the factory goes out of business, causing the workers to lose their jobs. d the boss refuses to address dangerous working conditions in the factories.

How was the u. s. economy different from european economies following world war 1?