Which of the following statement is NOT true about the international students in UK?

A、The author is criticizing the government’s cautious attitudes towards the international students;

B、 The author believes more international students will do good to the host country;

C、The author believes that UK's current immigaration policy is encouraging the enrolment of the international students;

D、The author believes that it is shortsighted for the UK government not to keep the international students after their graduation.