問題詳情

61 


If both classes are in the correct directories for their packages, and the Mammal classcorrectly defines the findSalmon() method, which change allows this code to compile?
(A) add import animals. mammals.*; at line 2 in Salmon.java
(B) add import animals.fish.*; at line 2 in GrizzlyBearjava
(C) add import animals.fish.Salmon.*; at line 2 in GrizzlyBear.java
(D) add import animals. mammals.GrizzlyBear*; at line 2 in Salmon.java

參考答案