单项选择题

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. What does Ukraine pledge to do in the summit

A. To eliminate uranium from the country by the year of 2012.
B. To convert several nuclear facilities into civil use.
C. To turn highly enriched uranium into low enriched uranium.
D. To cut the use of highly enriched uranium.