Questions 23 ～ 25 are based on the following news from the BBC or the VOA. At the end of the news item, you will be given 15 seconds to answer the three questions. Now listen to the news.
New figures published by the World Health Organization show ______ of all donated blood isn’t tested.

A．Their names, telephone numbers and special skills.
B．The names and addresses of friends who can help.
C．The names of the plays they have been in before.
D．Their names and addresses and job history.

A．Professors.
B．The employees of the university.
C．New students.
D．The new teachers of the university.