How Does Making Functional Form Choices Put Less Burden on the Data

Multiple Choice

How does making functional form choices put less burden on the data collection process of the analyst?

A) By making functional form choices, an analyst can interpolate/extrapolate measures of treatment effects within gaps/beyond the extent of the data sampled.
B) By making functional form choices, an analyst can avoid having to take random samples from the population.
C) By making functional form choices, an analyst can avoid having to ensure that the observations are carefully measured.
D) By making functional form choices, an analyst can avoid having to ensure the dataset is structured.