It is not possible to specify the chance that each member of a population has of being selected for the sample?

It is not possible to specify the chance that each member of a population has of being selected for the sample?
(a) Sampling
(b) Sample
(c) Population
(d) Non probability sampling
✅ Correct option: (d) Non probability sampling
Explanation: In non-probability sampling, selection is not random, so chances cannot be calculated.