Answer:
1: A (True)
2: B (Federal System)
3: B (False)
4: B (False)
5: B (Directly or through elected officials)
Explanation:
Hope this helped!
Overcrowding was most directly contributed to the spread of disease in city tenements in the early 1900.
Back then , the city was shocked by smallpox epidemic. Since smallpox is easily transmitted by contact, overcrowded areas are the perfect breeding spot for smallpox ( they still has not developed small pox vaccine back then)
When characters say something that is the opposite of what they mean, they are using irony