According to the results of the Programme for International Student Assessment (PISA), the countries with the highest and lowest problem-solving scores, respectively, among 15-year-olds are
Greece and Iceland.
Japan and United States.
Austria and Italy.
Finland and Tunisia.
Question 2
Scholars who study international differences in academic achievement agree that _____ is (are) far more responsible for academic differences than are cultural differences.
school practices such as teaching
the number of immigrants
poverty
geography