Question

the term slum means
a noisy, busy city filled with many residents.
a busy neighborhood with apartment buildings.
an industrial neighborhood containing many factories.
a crowded area with run - down housing and high poverty.

Explanation:

The term "slum" refers to a densely populated area characterized by substandard, run-down housing and extreme poverty, which aligns with the definition in option D. The other options describe busy cities, industrial zones, or commercial areas, not slums.

Answer:

D. a crowded area with run-down housing and high poverty.