A、It can make more people read. B、It can improve teacher-student relationship. C、It can ease the condition of sex discrimination

The World Bank estimates there are about 650 million mobile phone users in African countries south of the Sahara Desert. That is greater than the number of users in the United States and European Union.(20)Samia Melhem works for the World Bank to increase information technologies in Africa. She says mobile phones are the fastest growing technology on the continent.
    CNN television recently named seven ways of life it says have been revolutionized because of mobile phones. They include political activism, education, entertainment, disaster management, agriculture and health.
    Another area is banking. Reports say half or more of the adults in Gabon, Kenya and Sudan use mobile money.(21)Rene Mendy sells goods in the streets of Dakar, Senegal. But he never had enough money to open a bank account. Now he uses a mobile phone banking service called Orange Money. With his telephone, he can add or take out as little as one dollar. He can make payments and send money to family members who live far away. Orange Money says it serves four million customers in ten countries. The World Bank’s Samia Melham notes that the French company is facing competition from other mobile banking services.
    In education, the United Nations agency UNESCO is holding its second Mobile Learning Week in Paris later this month.(22)Conference delegates are to discuss how mobile phone use can increase the number of people who read. Other issues include how mobile technologies can support teachers, and make it easier for girls and women to receive an education.
20. What is the present condition of telecommunication in Africa?
21. Why couldn’t Rene Mendy had a bank account before using the mobile banking service?
22. How can mobile phone help in Education?