The data that would be most helpful to researchers who would like to study mortality rates in British cities during the industrial revolution is D. A set of newspaper articles listing the age of each deceased person in various British cities over several years.
<h3>What is data?</h3>
Data are facts and statistics that are collected together for reference or analysis.
In this case, the data that would be most helpful to researchers who would like to study mortality rates in British cities during the industrial revolution is a set of newspaper articles listing the age of each deceased person in various British cities over several years.
