1. The return value from a method must always match the declared return type.   True   False   2. Methods can be overloaded with a difference only in the type of the return variable.   True   False   3. A method that is overridden in the subclass must retain the same return type and parameter list.   True   False   4. A method in a class declared as static can only access static class members.   True   False   5. A method in a class declared as static may be invoked simply by using the name of the method alone.   True   False   6. A static method can refer to any instance variable of the class.   True   False   7. The access level of an overridden method cannot be changed in a subclass.   True   False