A researcher is asked to guide the formulation of public policy on obesity. She conducts a research on the prevalent eating disorders. In this scenario, the idea behind the research originates from . past research practical problems theories common sense

PRACTICAL PROBLEMS                              

Explanation:

In simple words, A realistic research issue relates to the particular question, obstacle, inconsistency or knowledge discrepancy that you should try to tackle in your study. You may be searching for realistic problems that aim to lead to progress, or speculative problems that aim to extend knowledge. Thus, from the above we can conclude that the correct option is B.

answer; generalizability;