Questions 15 to 17 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 Which of the following cannot be sacrificed in a marriage
A．The freedom to have other sexual relations. B．The desire to follow every of one’s impulse. C．The will to keep his or her own income. D．The wish to be his or her true self.