【单选题】

Questions 25 and 26 are based on the following news.At the end of the news item, you will be given 10 seconds to answer the questions.

Now listen to the news.
Compared with the same quarter last year, the second-quarter profits increased by ______ this year.A．$ 5.4 billion
B．$4.9 billion
C．$0.5 billion
D．$10.3 billion