Which of the following sampling methods correctly describes systematic sampling?
A.A sampling method which is a type of value-weighted selection in which sample size,selection and evaluation results in a conclusion in monetary amounts.
B.A sampling method which involves having a constant sampling interval, the starting point for testing is determined randomly.
C.A sampling method in which the auditor selects a block of contiguous items from within the population.
D.Testing items with a certain characteristiC.