Passage Three Questions 33 to 35 are based on the passage you have just heard.

A．millions of people worldwide are suffering from mental disorders
B．people suffer from mental disorders when being sad, happy or anxious
C．people may suffer from mental illness with emotional or behavioral disruption
D．mental disorders may result from the malfunctioning of our brains

A．15 days.
B．17 days.
C．19 days.
D．21 days.