19 . Which of the following is NOT a feature of the Open University?
A、It is a non-residential university.
B、It is open to all to become students.
C、It admits students only from Britain.
D、It offers degree and other courses for adult students of all ages.
【正确答案】：C
【题目解析】：开放大学是非住宿大学，对所有要求上学的人开放，为英国和欧盟成员国各年龄段的所有成年学生提供学位和其他课程。
