单项选择题

阅读下面程序 public class OperatorsAndExpressions {  void equalsMethodl() {   String s1=new String("how are you");   String s2=new String("how are you");   System.out.println(s1==s2);  }  public static void main(String args[]) {   OperatorsAndExpressions OperAndExp=new OperatorsAndExpressions();   //用于复合类型数据的“==”运算符   OperAndExp.equalsMethodl();  } } 程序运行的结果是

A.==
B.true
C.false
D.equal