The output signal when a signal x(n)=(0,1,2,3) is processed through an 'Identical' system is:

The output signal when a signal x(n)=(0,1,2,3) is processed through an

1.	The output signal when a signal x(n)=(0,1,2,3) is processed through an 'Identical' system is:
A.	(3,2,1,0)
B.	(1,2,3,0)
C.	(0,1,2,3)
D.	None of the mentioned
Answer» D. None of the mentioned