有一个接口定义如下,下列选项中实现了该接口并且不是抽象的是interface A{ int method1(int i); int method2(int j);}
A.class B implements A { int method 1(){} int method 2(){} }
B.class B { int method 1(int {} int method 2(int {} }
C.class B implements A { int method 1(int {} int method 2(int {} }
D.class B extends A { int method 2(int {} int method 1(int {} }