they all include studying, either history or people, or nature. they all include observing something and studying it.
The answer is abnormal behavior. It is conduct that goes astray from what is normal and typical. The investigation of unusual conduct is called strange brain research.
Abnormal behavior is some of the time hard to characterize, for a few reasons. Above all else, individuals need to concur on what's typical. This can fluctuate broadly both inside and outside societies. For instance, when British pilgrims initially moved to America, they were accustomed to fencing area and raising animals on it. They had a smart thought of the contrast amongst open and private land.
Answer: POLARIZATION.
Explanation: The simplest definition of polarization is the grouping of opinions into two extremes. Some factors that propagate polarization in the society include income inequality, real-estate fluctuations, economic displacements etc. This opinions are so different that it often causes disagreement breaks out, fueling attacks and controversy.