Participant observation as a research strategy is an essential part of which subfield of anthropology?

Who built the first turnpikes in the united states? a) the national government b) state governments c) private companies d) town councils

Locate an article online from a news source that illustrates at least one determinant of supply. write a summary of the article, list the determinant(s) that were discussed in the article, and give a brief explaination of the effect of the determinant(s). you don't need to write the entire thing out, just find a source and tell me what i should include. i'm not the best at some parts of economics, and this is one of the parts i suck at.

Does the truman show overstate the power and influence of the mass media?