A 2011 Report by Two Scholars About the American Class

A 2011 report by two scholars about the American class structure at the beginning of the 21^st century was typified by:

A) An extremely rich capitalist class and corporate managerial class, having relatively weak constraints on their exercise of economic power
B) A historically large and relatively stable middle class whose stability and futures remain relatively secure.
C) A poor and precarious segment of the working class, characterized by low wages and relatively insecure employment.
D) a and c only
E) All of the above.