A public service is a service the government provides to people living in their area. The correct answer is sanitation services. 
        
             
        
        
        
<span>because work was plentiful there
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The best answer is 4. Infantry attack
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Answer: The success of Manifest Destiny encouraged imperialists’ ambitions.
The doctrine of "Manifest Destiny" stated that the United States was destined to rule over all of North America, due to its "more developed" and "virtuous" institutions. This mission was carried out in the West. However, by the end of the nineteenth century, the West was effectively settled.
The succesful settlement of the West was seen as a sign of the truth contained in the doctrine. American imperialism then developed out of a desire to keep carrying out this mission in other territories.
 
        
                    
             
        
        
        
It would be the "the preamble" that implies a plan of action and lists certain things to be changed, since the introduction is far more general in exclaiming why in fact they are claiming independence.