Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. In what way do Columbian students differ from Japanese students

A．Japanese students study much harder than Columbian students.
B．Columbian students score higher than Japanese students in maths.
C．Columbian students are more optimistic about their maths skills.
D．Japanese students have better conditions for study.