public class foo&ensp

单项选择题 public class foo { static String s； public static void main （String[]args） { system.out.printIn （“s=” + s）； } } What is the result？（）: A、 The code compiles and “s=” is printed.; B、 The code compiles and “s=null” is printed.; C、 The code does not compile because string s is not initialized.; D、 The code does not compile because string s cannot be referenced.; E、 The code compiles， but a NullPointerException is thrown when toString is called.

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