<span>the answer to this question is Maori</span>
Answer: B
Explanation: Now promise me that you will give me Brainllest
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.
