In the Time Since Jacobs Published Her Study Describing the "Eyes

In the time since Jacobs published her study describing the "eyes and ears upon the street," the appearance and composition of many urban neighborhoods have changed significantly.Modern neighborhoods are more likely to be made up of residents from different cultural backgrounds,have more signs of economic inequalities present,and demonstrate extremely varying personal behaviors.How do these changes affect Jacobs's concept?

A) They show the natural decline of urban neighborhoods.
B) They illustrate how her conclusions are more of use for neighborhood residents than ever before.
C) They have forced urban scholars to look for other ways to explain city living.
D) While residents of modern neighborhoods may not feel the same solidarity and mutual assurance as when Jacobs wrote,her ideas remain very important and influential.