(a) Topic: The internationalization of higher education.
(b) Purpose: To discuss the increasing trend of international student enrollment in universities, the historical context of international education, and the evolving role of universities as they attract foreign students and establish international collaborations.
Main Idea Assessment:
- Subjects taught in universities are more internationally relevant than in the past.
- International cooperation between universities is stronger than in the past.
- Universities have a greater international mix of students than in the past.
Main Idea: Statement 3 - "Universities have a greater international mix of students than in the past."
Reasoning: The text provides extensive information about the increasing number of international students in universities, the percentage of foreign students in various countries, and the historical development of this trend. It emphasizes the current diversity of student bodies in institutions worldwide, particularly highlighting numbers and statistics about foreign student enrollment. While the other two statements touch on relevant points, they do not capture the primary focus of the text, which predominantly discusses the growth of an international student population in universities.