1. import java.util.*;
2.
3. Class FindStuff {
4. public static void main(String [] args) {
5. // insert code here
6. c.put("x", 123);
7. }
8. }
分別插入到第5行,哪三行允許代碼編譯?()
A.Map c = new SortedMap();
B.HashMap c = new HashMap();
C.HashMap c = new Hashtable();
D.SortedMap c = new TreeMap();