单项选择题

Questions 29 and 30 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
The air attacks launched by Nato planes ______.

A.is on other parts of Libya except the capital of Tripol
B.targeted Libyan leader Col Muammar Gaddafi’s Bah al-Aziziya compound
C.is definitely the largest so far of the campaign
D.came after UK announced it