Questions 1 to 4 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.
How far do the swallows migrate

A．Physician.
B．Psychologist.
C．Fictional writer.
D．Historian.

A．A man and a woman should follow every of their own impulse respectively.
B．A good marriage takes some level of compromise between the husband and the wife.
C．A man and a woman should both have to endure dreadful self-sacrifice of the soul.
D．A man and a woman should stop growing or changin