C and d have to do with the upper classes and how they (mostly) utilized labor. Populists were more concerned with how to make things work for them (a bit cynical on my part).
The progressives (particularly women and labor leaders) were very concerned about working conditions and how to improve them.
B<<<< answer
The superhero comics is the first comic books that aimed at adults bu later aimed at children and young adults, beginning with Superman.
<h3>What was the
superhero comics?</h3>
The comics is about a fictional hero whose extraordinary powers are often displayed in a fight against crime and assorted villains who in turn often display superhuman abilities.
Hence, the superhero comics is the first comic books that aimed at adults bu later aimed at children and young adults, beginning with Superman.
Read more about superhero comics
<em>brainly.com/question/1000099</em>
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