William julius wilson has observed that in the washington park area of chicago during the early 1950s, most african american adults were working and supporting their families. by the 1990s, he reports, what share of these residents was unemployed?

Two-thirds

Explanation:

This is the percentage of adult African Americans in the Washington Park Area of Chicago that was unemployed by the 1990s. This picture differs greatly from that of the early 1950s. This is evidence of some of the problems of urbanization. It also shows that African Americans often suffer heavily from problems such as increased competition, lack of jobs or economic downturns.

Two-thirds is the correct answer.

Explanation:

what are local authorities doing to fix the problem

explanation:

what are local authorities doing to fix the problem

it increase by 12% a year from 1812-1820