A signal x(n) = sin(ω0n + f) is the input to a linear time-invariant system having a frequency response H(ejω). If ihe output of the system Ax(n - n0), then the most general form of ∠H(ejω) will be
A. -n0ω0 + β for any arbitrary real β
B. -n0ω0 + 2πk for any arbitrary integer k
C. n0ω0 + 2πk for any arbitrary integer k
D. $$ - {n_0}{\omega _0}\phi $$
Answer: Option B
With explanation