1. class BigDog extends Dog {
2. // insert code here
3. }
分別插入到第 2 行,哪二項可以編譯?()
A.BigDog() { super(); this(); }
B.BigDog() { String name = "Fido"; super(); }
C.BigDog() { super(); String name = "Fido"; }
D.private BigDog() { super();}