单项选择题

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.
Why did many countries think highly of Gabriela Mistral

A. She wrote poetry that broke through national barriers.
B. She was a talented designerof original school curriculums.
C. She proved herself to be an active and capable stateswoman.
D. She made outstanding contributions to children’s education.