A Raisin in the Sun," which statement best describes Karl Lindner's character and role?
a) Karl Lindner represents a progressive perspective on racial equality.
b) Karl Lindner's speech portrays him as a victim of systemic racism.
c) Hansberry includes Karl Lindner to highlight the positive aspects of the American Dream.
d) Karl Lindner embodies systemic racism and represents a barrier to the Youngers' aspirations.