According to the Text, Some Groups of People Are Likely

According to the text, some groups of people are likely to be undercounted by the Census for various reasons. Why does this matter?

A) The original purpose of the Census was to determine the gross capital product more accurately.
B) The Census is used to apportion representation in government as fairly as possible.
C) Without an accurate population count, it is not possible to provide welfare programs.
D) The U.S. standing in the world is determined in part on the size of our population.