Scientists should definitely use evidence - and they collect this evidence though especially designed experiments. Based on their data and assumptions they build models which they then test, but they can base their conclusions based on the models too. 
What they should not do is based the conclusions on opinions, because opinions are not imparcial- they can state them as opinions, but not as conclusions. 
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<span>When people make assumptions about other people, such as in the case of Gladys, this is known as implicit personality theory or automatic assumption. This is often what happens when one person forms certain opinions about another person when they actually have very little knowledge about that person. One theory is that we are often not even aware that these assumptions are taking place in our minds.</span>
        
             
        
        
        
<span>We the People of the United States, in Order to form a more perfect Union. 
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There are several reasons the end of WWII was the beginning of a new era.  Many countries in Africa and Asia gained independence from their colonial overlords.  Two super powers emerged from the war, the USA and the USSR.  The Cold War began and the American economy boomed.
 
        
             
        
        
        
Answer:
Senator Mitch McConnell
Explanation:
Senator mitch Mcconnell serve as a representatives from Kentucky. He's been elected as a senate in 1984 and has been constantly re-elected ever since he took the position. He came from the Republican party and currently held the title as the longest-serving Republican  Senate leader in United States' history.