The answer is C because it’s all of them, hopefully this works
it is the cause because google said so.
I would say it's the Historian because they study history or the past and have to interpret it so they can figure out how to teach it or stop it from happening again.
<h2><em>¡Hola! De acuerdo a mis conocimientos pretendo que es la 2. Espero que te</em> sirva</h2>