：There are mainly four producing areas in China, all distributed in the south: southern areas（华南茶区）, southwestern areas（西南茶区）, Jiangnan areas（江南茶区）, and ( ).A:Hubei areas（湖北茶区）.B:Jiangzhong areas（江中茶区）.C:Jiangxi areas（江西茶区）.D:Jiangbei areas（江北茶区）.答案: Jiangbei areas（江北茶区）.3、