The system of checks and balances.
The word condemn means to blame.
Madam C. J. Walker (1867-1919) was lauded as “the first black woman millionaire in America” for her successful line of hair care products.
Answer:
Overcrowding
<span>Sewage systems
Tenement houses</span>
Explanation:
Since many people crammed into small areas in order to be close to the factories in which they worked you had overcrowding and tenement houses. Also in the early stages they tend to have problems with sewage systems which caused a lot of sickness and bad smelling streets.