Answer:
3) The fact that rats that consume more sugar have higher body masses is not due to chance.
Explanation:
A diet high in added sugars, such as sweetened drinks, snacks, pastries and sugar cereals, is a factor that contributes in excess weight gain and medical problems, including obesity. It doesn't happen by chance as there is a direct correlation between them.
 
        
             
        
        
        
One of the primary consequences of the railroad in the United States was the creation of a system by which goods could easily be moved east to west, opening new sections up that were previously only accessible by horse or on foot.
 
        
             
        
        
        
Answer:
In Engel v. Vitale, 370 U.S. 421 (1962), the Supreme Court ruled that school-sponsored prayer in public schools violated the establishment clause of the First Amendment.
Explanation: