A、He thinks it is crucial to the economic development. B、He thinks it is crucial to the human development. C、He thinks it is cru

　　Cambodia’s Grade 12 students took their final test in August last year. (5) Only 26% of them passed because the new Minister of Education had ordered extra security around the testing places. Students could not bring cell phones or calculators into the rooms. Teachers did not have the chance to tell students the answers to the exam questions. The government employed monitors to watch the test-takers carefully. Why was last year different from earlier years? Hang Chuon Naron entered office as Education Minister in 2014. He wants to end the corruption in Cambodia’s schools. (6) He thinks that education reform is necessary for Cambodia’s economic development. (7) Students who failed were permitted to take the test again in October. The government and schools tried to help these students improve their scores. The second time around, about eighteen percent of the students passed the test. Students tilting the test this year know they will have to study hard in order to do on well on the test.
　　5. Why did only 26% of the students pass the final test last year?
　　6. Why does the Education Minister want to end the corruption in schools?
　　7. What will happen to the students who failed the final test in August?