单项选择题

Question 25 is based on the following news. At the end of the news item, you will be given 5 seconds to answer the question.
Now, listen to the news.


A.The aviation fuel is less harmful to the environment.
B.The aviation fuel is cheaper and safer than other fuels.
C.The ticket prices are getting low and people’s incomes are rising.
D.The number of British traveling places is more than double in the next quarter of a century.