Assertion (A): the Z-Transform of the Output of the Sampler

Multiple Choice

Assertion (A) : The z-transform of the output of the sampler is given by the series. Reason (R) : The relationship is the result of the application of z = e-sT, where T stands for the time gap between the samples.

A) both a and r are true and r is correct explanation of a
B) both a and r are true but r is not correct explanation of a
C) a is true but r is false
D) a is false but r is true