单项选择题

Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.

What message did the speaker wish to convey

A.The US population doesn’t consist of white European descendants only.
B.Asian tourists can speak English as well as native speaker of the language.
C.Colored people are not welcome in the United States.
D.Americans are in need of education in their history.