Musician and composer George Gershwin was known for helping to spread jazz to: A. South America. B. Europe. C. Africa. D. Asia.

B. Europe

Explanation:

edge 2021 have a nice day <3 :)

they usually pass federal laws

and sometimes in the elections of the president

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.