【单选题】

Questions 18 to 20 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.

According to the speaker, what is the relationship between radio & the newspaper industryA．People who listen to the radio also buy newspaper.
B．Radio is a substitute for newspapers in people’s homes.
C．Newspapers discourage people from listening to the radio.
D．Many newspaper reporters also work in the radio industry.