Question 6-8 is based on the following news. At the end of the news item, you will be given 15 seconds to answer the question.
Now listen to the news. According to the news, ______ have been killed in the war.

A．Fishermen
B．Scientists
C．Tourists
D．Surfers

A．is extinct since the year of 1994.
B．was found by a group of 17 researchers through the internet.
C．is called "Grail Bird" because it is hallowed to the degree of holiness.
D．is so famous that it has become a symbol of the spoiled relationship between human beings and natur