Living conditions in American cities in the late nineteenth century were deplorable for the poor for all of the following reasons EXCEPT . many were strangers to the city housing arrangements were crowded city services were inadequate ethnic neighborhoods had no sense of community

Correct

were inadequate ethnic neighborhoods

Explanation:

During the late 19th century in America, the population of the cities increased astronomically.  Many of those who helped account for the population growth of cities were immigrants arriving from around the world. And, also, steady stream of people from rural America also migrated to the cities during this period.

The living conditions went bad due to some reasons such as being unaware of the city's housing arrangement, crowded city services and having no sense of community.

it would be a. that is the only one i could think of