What led to cramped and often unsafe living and working conditions in U. S. cities during the Gilded Age? A. The discovery of gold caused overcrowding in the West as prospectors migrated westward in search
of riches.
B. Industrialization in northeastern cities created job opportunities that attracted workers from rural
areas.
C. Declines in manufacturing in northeastern cities forced unemployed workers to live in unsanitary
housing
D. The end of Reconstruction contributed to increased migration from the North to newly rebuilt cities in
the South.