Why Are White Ethnic Groups, Such as Irish, Polish, and Italian

Why are white ethnic groups, such as Irish, Polish, and Italian Americans, less distinctive than African, Hispanic, and Asian Americans in their political opinions?

A) As they achieved success economically, their economic liberalism tended to strengthen, and their social conservatism became less pronounced in ways that made them similar to other white Americans.
B) As they achieved success economically, their economic liberalism tended to fade, and their social conservatism became more prominent in ways that made them similar to other white Americans.
C) As they achieved success economically, they became a smaller part of the U.S. population and were, therefore, easier to ignore.
D) Since the time of the New Deal, low- and moderate-income people of European ancestry have continued to identify much more strongly with Republicans than with Democrats.
E) Since the time of the New Deal, low- and moderate-income people of European ancestry have continued to identify much more strongly with Democrats than with Republicans.