3. Early in the essay, Zakaria uses statistical evidence -- hard date -- to make the case that the problem in education today is "not that too many students are studying the liberal arts" (para.6). How do quantitative evidence and his analysis of politics in paragraphs 8 and 9 contribute to the development of his argument? a. 4. What is Zakaria's purpose in bringing in expert testimony in paragraph 11? To what extent does it serve as effective evidence for his argument