In IIR Filter design by the Bilinear Transformation, the Bilinear Transformation is a mapping from
(a) Z-plane to S-plane
(b) S-plane to Z-plane
(c) S-plane to J-plane
(d) J-plane to Z-plane
This question was addressed to me in an online quiz.
The question is from IIR Filter Design by the Bilinear Transformation in portion Discrete Time Systems Implementation of Digital Signal Processing