Given the Following Two Lines of Code, What Can Be

Multiple Choice

Given the following two lines of code, what can be said about s1 and s2? String s1 = "testing" + "123";
String s2 = new String("testing 123") ;

A) s1 and s2 are both references to the same String object.
B) the line declaring s1 is legal in Java; the line declaring s2 will produce a syntax error.
C) s1 and s2 are references to different String objects.
D) s1 and s2 will compare "equal."
E) None of the above