Filters with the ________ characteristic provide a very flat amplitude in the passband and a roll-off rate of â€“20 dB/decade/pole.

Filters with the ________ characteristic provide a very flat amplitude

1.	Filters with the ________ characteristic provide a very flat amplitude in the passband and a roll-off rate of â€“20 dB/decade/pole.
A.	Butterworth
B.	Chebyshev
C.	Bessel
D.	-
Answer» B. Chebyshev