Field research involves gathering primary data from people in their natural environment that is option D is correct.
Field research is the kind of research activity which does not involve any kind of experimental work. It involves collecting data while going out in the open and working in real time environment. This type of research work is carried out in collecting information like the population count, number of voters within a particular area and government data and stats. This research work is also used for industrial purpose and scientific purpose like searching for species, collecting information about mating characteristics, etc. Field research work is an important aspect as it is an important part of any research, and all the research cannot be carried on just experimental purpose.
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