Urban blight can best be described as A A positive feedback loop involving the migration of goods and services away from an urban center B A negative feedback loop involving the migration of goods and services away from an urban center C A positive feedback loop involving the migration of goods and services toward an urban center D A negative feedback loop involving the migration of goods and services toward an urban center E A positive feedback loop involving the use of tax revenue to build roads

Answer :

A A positive feedback loop involving the migration of goods and services away from an urban center

Explanation:

Urban blight or urban decay(a sociological process) that occurs when a city or part of it falls into decrepitude and as such could encourage migration from there

It results from different causes or combinations of inter-related socio-economic conditions such as the city's urban planning decisions tight rent control or general economic problems ,the poverty of the local populace etc.

i honestly have no idea