(A) European immigration to the major urban areas increased.
(B) ** African Americans migrated to obtain jobs in northern factories.
(C) Factories in the South accepted applications from minorities.
(D) Communities in the North became racially integrated.
EXPLANATIONS BELOW
Concept note-1: -Many Americans supported the war effort by purchasing war bonds. Women replaced men in sports leagues, orchestras and community institutions. Americans grew 60% of the produce they consumed in “Victory Gardens”. The war effort on the United States Home Front was a total effort.
Concept note-2: -The assassination of Austrian Archduke Franz Ferdinand (June 28, 1914) was the main catalyst for the start of the Great War (World War I).
Concept note-3: -With U.S. entry into the Great War, the federal government expanded enormously in size, scope, and power. It virtually nationalized the ocean shipping industry. It did nationalize the railroad, telephone, domestic telegraph, and international telegraphic cable industries.
Concept note-4: -To free men to fight, women on the homefront took jobs that were previously dominated by men, such as welders, mechanics and aircraft assembly workers.