The election of Rousseff as president indicated that Brazil had not yet shed it praetorian instincts

Why should researchers be careful about using the Internet to conduct public opinion polls?

What will be an ideal response?

One of the major challenges of globalization is

A) the dual citizenship of many of those employed by multinational corporations. B) the lack of an easy way to pay for goods and services in a global economy. C) that multinational corporations are accountable only to the country where the business began. D) that it tends to drive up prices for all Western consumers. E) that no single government can regulate multinational corporations.