All of the following contribute to the deterioration of obsolete neighborhoods except
a. white flight
b. the seeming inadequacy of buildings and spaces
c. the desire for new and exciting homes and neighborhoods
d. the refurbishment and redesigning of older spaces

b

Explanation:

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..