多选题Which two demonstrate an “is a” relationship？（）Apublic interface Person { } public class Employee extends Person { }Bpublic interface Shape { } public class Employee extends Shape { }Cpublic interface Color { } public class Employee extends Color { }Dpublic class Species { } public class Animal （private Species species；）Einterface Component { } Class Container implements Component （ Private Component[ ]children； ）
多选题
Which two demonstrate an “is a” relationship？（）
A
public interface Person { } public class Employee extends Person { }
B
public interface Shape { } public class Employee extends Shape { }
C
public interface Color { } public class Employee extends Color { }
D
public class Species { } public class Animal （private Species species；）
E
interface Component { } Class Container implements Component （ Private Component[ ] children； ）
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