If transfer function of a system is H(z) = 6 + z¯¹ + z¯², then system is

If transfer function of a system is H(z) = 6 + z¯¹ + z¯², then sy

1.	If transfer function of a system is H(z) = 6 + z¯¹ + z¯², then system is
A.	minimun phase
B.	maximum phase
C.	mixed phase
D.	none
Answer» B. maximum phase