Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.
Now listen to the conversation.
What is needed to get the package

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.

A．He was a university student at that time.
B．He took lots of courses, including Commercial and Legal Studies.
C．He had worked at a supermarket in the Christmas holidays.
D．He passed the phone interview.