Mao Zedong’s China may be classified as what type of regime?

The Social Progress Index is

a. calculated by adding a country's Gross National Product and its Freedom House ranking b. a composite index that takes into account measures for meeting basic needs, environmental sustainability, freedom, and tolerance. c. calculated by adding a country's Gross National Product and its Corruption Perception Index. d. a composite index developed by the United Nations. e. a measurement of how technologically advanced a country is.

What percentage of American college students attend public universities?

a. 40 percent b. 50 percent c. 60 percent d. 70 percent