Answer:
I'd use religion. many people argue that the universe was created by their god(s)
I believe the correct answer is C. The other answers give outside information that doesn’t correlate with the promoted question.
Answer:
The magnetic field of the earth was discovered by Carl Friedrich Gauss in 1835.
I believe an answer could be assimilation, as assimilation is the integration or process of people/ideas/culture into a bigger culture or society. It was one of the major results of immigration into the United States.
I hope this helps :)