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多项选择题

Which two import statements will allow for the import of the HashMap class

A. import java.util.HashMap;
B. import java.util.*;
C. import java.util.HashMap.*;
D. import java.util.hashMap;
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单项选择题Which statement would designate that your file belongs in the package com. ocajexam.utilities

A. pack com.ocajexam.utilities;
B. Package com.ocajexam.utilities.*
C. package com.ocajexam.utilities.*;
D. package com.ocajexam.utilities;