<em>Answer:</em>
<em>observer effect </em><em> </em>
<em>Explanation:</em>
<em>In psychology, </em><em>the observer effect is described as a phenomenon in which there's a possibility that a specific act or behavior of observation might affect the different properties of the thing (what) is being observed. Therefore, it can reflect effects depending on an entirely different nature utilizing a specific mechanism and context.</em>
<em>In other words,</em><em> it refers to the act of observation that can influence a particular phenomenon that is being observed.</em>
<em><u>The correct answer is observer effect.</u></em>
Answer: This is a type of Verbal harassment.
Explanation: Verbal harassment is the use of oral or written speech to criticize or insult another person. It is a damaging form of communication which may arise as a result of anger or hostility usually intended to cause harm or damage to another individual.
<span>Yelinda's failure to notice the salesman has changes is best explained by change blindness. Change blindness is the perceptual event that occurs when a change is visual stimulus happens and the person doesn't notice the change.</span>
your answer is gonna be a. (:
The crusades helped to increase trade between the Europeans and the Middle East.
