What is the name of the phenomenon that corrupts the sampled image, an

1.	What is the name of the phenomenon that corrupts the sampled image, and how does it happen?
A.	Shannon sampling, if the band-limited functions are undersampled
B.	Shannon sampling, if the band-limited functions are oversampled
C.	Aliasing, if the band-limited functions are undersampled
D.	Aliasing, if the band-limited functions are oversampled
Answer» D. Aliasing, if the band-limited functions are oversampled

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What is the name of the phenomenon that corrupts the sampled image, and how does it happen?

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