Early civilizations changed their natural enviorments by?

Select all that apply. the tang dynasty interacted with foreigners by: a letting them buy property in china. b accusing them of corruption and the downfall of the dynasty. c trading with them, especially japan and korea. d teaching them to become monks. e attacking them with military forces.

Which is the best description of a political campaign tactic during the ele tion of 1828

What is the line drawn on a production possibilities graph called?