What is the advantage of selecting a systematic sample in$($a$)?$

A$.$

The percentages of males and females in the sample will approximately match the$$ population, as well as the percentages of the different class designations.

B$.$

It is the easiest to select by hand from the$$ registrar's file of $4$ comma $400$ names.

C$.$

It is the method that is most likely to produce a sample that is equal to the population.

D$.$

It is the method that is most likely to give a true representative sample.