What does "squalor" refer to?

The term "squalor" specifically refers to extremely dirty and unpleasant conditions, often associated with neglect or poverty. It evokes imagery of filth, misery, and a lack of care for one's environment. In literature or discussions about socio-economic issues, "squalor" is often used to highlight the struggles faced by individuals or communities living in such dire conditions.

The other options present contrasting situations: they describe environments that are clean, orderly, wealthy, or tidy, which are the opposite of what "squalor" represents. Using "squalor" effectively conjures the feelings associated with deprivation and hardship, underscoring the stark difference in living conditions experienced by people in various circumstances.