多项选择题
A.add public to the start of line 4 in Salmon.java
B.add public to the start of line 4 in GrizzlyBear.java
C.add import animals.mammals.*；at line 2 in Salmon.java
D.add import animals.fish.*at line 2 in GrizzlyBear.java
E.add import animals.fish.Salmon.*；at line 2 in GrizzlyBear.java
F.add import animals.mammals.GrizzlyBear.*；at line 2 in Salmon.java
单项选择题 1.public classA{ 2.public String doit（intx，inty）{ 3.return"a"； 4.} 5. 6.public String doit（int...vals）{ 7.return"b"； 8.} 9.} And： 25.A a=new A（）； 26.System.out.println（a.doit（4，5））； What is the result？（）
单项选择题 A programmer needs to create a logging method that can accept an arbitrary number of arguments.Forexample，it may be called in these ways： logIt（"log message 1"）； logIt（"log message 2”，”log message 3"）； logIt（"log message 4"，"log message 5"，"log message 6"）； Which declaration satisfies this requirement（）？
多项选择题 10.publicclassBar{ 11.staticvoidfoo（int...x）{ 12.//insertcodehere 13.} 14.} Which two code fragments，inserted independently at line1 2，will allow the class to compile（）