Question

a direct result of landlords not maintaining their tenements during the early 1900s was that
people only lived in them for short periods.
people were injured in unsafe living spaces.
rooms were overcrowded despite regulations.
elevators were frequently out of order.

Explanation:

When tenements are not maintained by landlords, structural hazards, faulty fixtures, and unsafe conditions develop. A direct consequence of these unsafe spaces is that residents face a high risk of injury. The other options are either indirect outcomes or not a direct result of lack of maintenance.

Answer:

B. people were injured in unsafe living spaces.