类Test定义如下，将下列( )方法插入③行处是不合法的。 ① public class Test{ ② public float Method (float a,float b){ } ③ ④ }
A．public float Method (float a,float b,float { }
B．pubic float Method(floatc,float{}
C．public int Method (int a,int {}
D．pivate float Method (int a,int b,int {}