China Mobile,the country’s largest communications operator,h

China Mobile,the country’s largest communications operator,has accounted for
nearly 40 percent of taxes in the domestic(国内)telecom market .That puts it at the top of the six major telecom operators in the nation,according to the latest official statistics(估计).The other five are:China Telecom,31.1 percent; China Netcom,16.6 percent; and China Unicom,13.4percent;China Satellite Communications Cop and China Rail Com,1.5 percent.
China Communications and the IP phone business have gradually replaced traditional long-distance calls.Mobile communications account for 28.5 percent of the total long-distance communications business.IP phones have 41.4 percent,while traditional long-distance calls are down to 30.1 percent.
In another ranking(排位),Nokio,Motorola,Bird,TCL and Simens came in as the top five mobile phone sellers in China in the first half of this year,according to South Daily.The report also says that during this period,China produced 82 million handsets (including GSM and CDMA phones) and sold 80 million.Of the phones sold,37 million were exported to other countries.
Analysts(分析者) point out that China’s lack of core technologies and its heavy reliance on overseas technologies have proved to be an obstacle for development of domestic phone markers.
( )45.We can infer from the text that __ .
A.most phones are sold in foreign countries
B.most long-distance calls are made through mobile phone today
C.China had the most mobile phone users
D.China Telecom brings in more taxes of all the companies