Answer:
electrical -> heat
Explanation:
they take the power and electricity and make heat
C demographic information is used widely in advertising
A, all are equal before God. Jesus preached that anyone from the rich to the poor have sinned, and will be judged equally.
Historians find it beneficial to base certain research on historical themes analysis because the same themes apply to people living in quite diverse ages and places.
<h3>What is research?</h3>
A method of disciplined investigation that includes gathering data, documenting information, then analyzing and interpreting that data/information using procedures established by certain professional professions and academic disciplines is known as Research.
Historians are scholars who explore and write about the past using original sources. They come to their own conclusions.
They must conduct detailed research of historical topics in order to obtain reliable information about the past, which can be accomplished by comparing resources from similar time periods and locations.
Learn more about Historian, here:
brainly.com/question/12738012
#SPJ1