88 Which Three statements are true? (Choose Three.) 
 1. A final method in class X can be abstract if and only if X is abstract. 
 2. A protected method in class X can be overridden by any subclass of X. 
 3. A private static method can be called only within other static methods in class X. 
 4. A non-static public final method in class X can be overridden in any subclass of X. 
 5. A public static method in class X can be called by a subclass of X without explicitly referencing the class X. 
 6. A method with the same signature as a private final method in class X can be implemented in a subclass of X. 
 7. A protected method in class X can be overridden by a subclass of X only if the subclass is in the same package as X.
(A) 123
(B) 456
(C) 256
(D) 1256

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統計： A(5), B(4), C(8), D(1), E(0) #2194165