单项选择题

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now, listen to the passage.
What did the psychologists confirm in the survey

A.Books are actually the sources of dreams.
B.Women have more bad dreams than men do.
C.The novels have nothing to do with our real life.
D.There is no link between the waking world and dream.