单项选择题

Questions 10 is based on the following news. At the end of the news item, you will be given 10 seconds to answer the question. Now listen to the news.

A.the U.S. has detected an Iranian spy service network
B.the U.S. has broken the codes used in Iranian spy communications
C.the U.S. would improve its ability to gather intelligence on Iran
D.an Iraqi politician has revealed important intelligence to Iran