A) a barter system that does not rely on money or other currency.
Ethical issues are important in sociological research to protect the fairness and privacy of research participants.
Explanation:
Research ethics are very important in conducting sociological research. Those who take part in research as an active participants their feelings, trust should be maintained properly so that in future days none of the other participants feel hesitate to take active participation in research.
If participant get hurt or receive harm in terms physically or psychologically it would be very for worst for a fruitful research. Sociological research is mainly a qualitative research where people's interaction, their views, ideas are interpreted by researcher. So, the ethics played a vital role in research.
From web:
Judicial Branch
State judicial branches are usually led by the state Supreme Court.
So I would say the Supreme Court
Smog is made of smoke and fog.
Hope this helps!
