In the early 1960s, sociologist Herbert Gans moved into a newly developed suburb in new jersey where he lived for two years, observing and interviewing his neighbors. in research terms, Gans conducted a participant observation study. Participant observation is method used for data collection, in which the <span>the </span>observer is a "player" in the action (he/she <span>participates in ongoing activities and records </span>observations). The technique is used in many studies in Anthropology and Sociology.
In politics, the opposition comprises one or more political parties or other organized groups that are opposed, primarily ideologically, to the government (or, in American English, the administration), party or group in political control of a city, region, state, country or other political body.
Actually everybody does you don’t have no choice what so ever even the presidents have to follow the rule of laws
Answer: O because human error can make historical research unreliable.
Explanation:
China is the country that addressed population growth through the one child policy.