Why did hospitals still remain dangerous in the 1800's? What new medical invention or practice helped make hospitals safer?

Medical intervention: the recognition and preventative measures people took to better sterilize hospital like environments

In the 1800's bacteria viruses' and infection ran ramped because of the lack of sterile equipment and practices in hospitals. One lady I can't remember her name set out to bring change to this and when she did the death rate during this time plummeted.

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.

d and a is the correct anwsers

explanation: