<u>Answer:</u>
<em>Data from the U.S. geological survey and Censuses are mostly used by demographers as a source to create statistics and records.</em>
<u>Explanation:</u>
Demographers are federal people who study the trends, distribution, and makeup of the population of a certain country. <em>They collect statistical data and information and analyze them. </em>
These data are a part of an incorporated program of statistical information gathering and accumulation, and together, they give a comprehensive and vital source of data for <em>development planning, population count, and age group identification, formulation of policies, administrative reasons, various researches, and other uses. </em>