【单选题】

{{I}}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. Now listen to the news.{{/I}} What is the news mainly about

A、The investment of Yahoo inAlibab
A、
B．The sales report of Yahoo.
C．The e-commerce inChin
A、
D．The investment ofAlibaba in Yahoo.