If the z-transform of the system is given byH (z) = a+z-1/1+az-1Where a is real valued:

If the z-transform of the system is given byH (z) = a+z-1/1+az-1Wher

1.	If the z-transform of the system is given byH (z) = a+z-1/1+az-1Where a is real valued:
A.	A low pass filter
B.	A high pass filter
C.	An all pass filter
D.	A bandpass filter
Answer» D. A bandpass filter