segregated from its history, how 'ghetto' lost its meaning how does the chronological organization of the author's research contribute to the central idea of the text?

The author's chronological organization is able to show how the word "ghetto" has changed its meaning over time.

Explanation:

In "How' ghetto 'lost its meaning", the author wishes to show how the word "ghetto" had its meaning over time in relation to the changes that were taking place in society, cultures and the environment. For this, the author had to do a research and establish the facts in chronological order, which allowed the reader to realize that the word has been modified several times over the years, causing its meaning to be increasingly removed from its original meaning.