Which phrase best describes the United States preparedness for war when it entered world war 1 in 1917

Using the pictures and text for reference describe what had to be done to create the central park today

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.

Jane determines x = 4 and y = 1 is the solution to the following system of equations.