Answer:Habituation
Explanation: Habituation is defined as mechanism in which the person tends to reduce the response towards the stimulus due to prolonged interaction or presentation with it. It is kind of learning process that gets settles due to the repeated exposure.
The case mentioned in the question also wants to refer "nose-blindness" towards the odor as habituation because people are repeatedly exposed to the same odor that they don't notice the fragrance of their air fresheners.
Answer:
The evidence that a researcher decides to use should be from a credible source and should be track-able.
It can or cannot back the hypothesis created by the researcher. In both cases, the researcher must synthesis it properly into his research. It must build a connection and somewhat extends the points discussed in the hypothesis.
Either way it should have a direction. Something that does not connect to the core of research must not be added in it.
The two categories are developed nations and developing nations. Developed nations are generally categorized as countries that are more industrialized and have higher per capita income levels. ... Developing nations are generally categorized as countries that are less industrialized and have lower per capita income levels.
It’s either
Furs and other resources OR arrows, spears and axes