What Does Economist Joseph Stiglitz Mean When He Argues That

What does economist Joseph Stiglitz mean when he argues that the rise of the 1 percent is self-fulfilling?

A) Elite individuals earn their positions through handwork and merit alone, without the help of their network, thereby fulfilling their potential.
B) Income inequality is decreasing as elite individuals find fulfillment through charity work.
C) The concentration of wealth among elite individuals benefits the economy overall.
D) Elite individuals increasingly gain control over positions and institutions that shape the rules and make accumulating more wealth possible.