Questions 27 to 29 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions.
Now listen to the news.
What’s Fofana’s nationality

A．Some money.
B．A personal signature.
C．A seal.
D．The requisition.

A．The researchers studied a thousand people of the same age but with different jobs.
B．The research showed that the front and side parts of the brain not controls the character, feelings and intellects.
C．The back part of the brain will not contract gradually with the age.
D．The researchers collected the data without the computers.