Which was a major source of controversy for president andrew jackson? a. his support of expanded voting rights b. the indian removal act and the trail of tears c. his upbringing west of the appalachians d. the appeal to the public during his campaign

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

hope this .

plz give me brainliest!

sharecropper (you may punch em in the face if im wrong lol)

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.