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單項選擇題

現(xiàn)有: 
interface Data {public void load();} 
abstract class Info {public abstract void load();}     
下列類定義中正確使用Data和Info的是哪項?() 

A. public class Employee implements Info extends Data { public void load(){/*dosomething*/}     }
B.public class Employee extends Inf.implements Data{ public void load() {/*do something*/}     }
C.public class Empl.yee implements Inf extends Data{ public void Data.1oad(){* do something*/}     public void load(){/*do something*/}     }
D.public class Employee extends Inf implements Data  {  public void Data.1oad()  {/*do something*/)     public void info.1oad(){/*do something*/}    }

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