If the error in delay is defined as Tg(ωk) – Tg(ω0) – Td(ωkk), then what is Tg(ω0)?

Filter delay at nominal frequency in stop band

Filter delay at nominal frequency in transition band

Filter delay at nominal frequency

Filter delay at nominal frequency in pass band

If the error in delay is defined as Tg(ωk) – Tg(ω0) – Td(ωkk),

1.	If the error in delay is defined as Tg(ωk) – Tg(ω0) – Td(ωkk), then what is Tg(ω0)?
A.	Filter delay at nominal frequency in stop band
B.	Filter delay at nominal frequency in transition band
C.	Filter delay at nominal frequency
D.	Filter delay at nominal frequency in pass band
Answer» E.