I’m not 100% sure, but I think the answer is your third option
Answer:
The answer is: an ethnography.
Explanation:
Ethnography is a research method that consists of the study of the everyday life of a group of people. When social researchers first began using this method, it was common for them to live with the group they were studying over a period of years, since they focused on the study of foreign cultures. However, although ehnography still implies the submersion of the researcher into the community or culture he is studying, it doesn't necessarily have to be a foreign non occidental culture.
Within this method, researchers can use several research techniques to gather data, participant and non participant observation, interviews, etc.
Answer:
The United States gets 81% of its total energy from oil, coal, and natural gas, all of which are fossil fuels. We depend on those fuels to heat our homes, run our vehicles, power industry and manufacturing, and provide us with electricity.
Answer:
Transitional and Transformational