Chinahasthreeeconomicareas(经济特区)：easternChina,centralChinaandwesternChina

China has three economic areas(经济特区)：eastern China, central China and western China．Shanxi, Gansu, Qinghai, Xinjiang, Ningxia, Sichuan, Chongqing, Yunnan, Guizhou and Tibet are in western China．It covers 5, 385, 700 square kilometers, making up 56.4％of Chinese land and is home to 230 million people．It is 23％of China's population．The western area is rich in mineral(矿产)and energy resources(能源)[water, coal(煤), sun energy and wind power(动力)]．It also has large grassland, ice and snow resources waiting to be developed．It is home to many animals and plants, and it gives us with important medicine resources．The Chinese leaders have decided to develop the western area．Jiang Zemin said, “Without development of the western area, how can we build the whole country, and how can China bee an economic power?”Since 1949, when the People's Republic of China was founded, it is not the first time for China to develop its western part．China will make its western area a base for economic development and use its rich resources to develop economic power．Which is the best title for this passage?A.Three Economic Areas．B.The Importance of Developing Western China．C.The Population of Western China．D.The Rich Resources of Western China．