Questions 9 and 10 are based on the following news. At the end of the news item, you will be given 20 seconds to answer the questions.
Now listen to the news. An armed gang attacked buses on the border between Congo and______.

A．provide information that might reveal the company ethics
B．study the ethical aspect of consumers while shopping
C．do research on ethical consumers’ behavior and values
D．give consumers useful information on quality of products