Answer: Externalities are side effects (good or bad) that occur when a person or a company performs an activity and does not assume all the costs of it, or all the benefits that could be reported. In this way we can distinguish:
Negative externality: Arises when not all the costs of a negative effects are assumed. In these cases, a social cost is generated, since it is the whole society that suffers the consequences of its actions. And the market price does not collect this cost. 
Positive externality: Arises from a positive effect that is not reported as a benefit. An example of positive externality that we can mention is scientific research, from which society in general benefits. In these cases, market place do not reflect the real benefits.
 
        
             
        
        
        
Answer:
A.
Explanation:
children who feel discluded usually resort to bad life choices
 
        
                    
             
        
        
        
Answer:
d). deductive, valid, unsound
Explanation:
A deductive argument refers to an argument which is  that is to be
 that is to be  , i.e., to provide guarantee of the truth of the conclusion provided.
, i.e., to provide guarantee of the truth of the conclusion provided. 
When all the premises of an argument are true, then it is called a valid argument.
When an argument is either valid or invalid having at least one false premises, then it is unsound. 
Thus in the context, the argument is deductive, valid and an unsound argument.
Hence the correct option is (d).
 
        
             
        
        
        
Answer:  A. create an organization that promoted good moral amongst the colonies
Explanation: But Despite very little documentary evidence as to the origins of the organization, Boston Patriot Samuel Adams is often credited as being the founder and leader of the Sons of Liberty. The Sons of Liberty was most likely organized in the summer of 1765 as a means to protest the passing of the Stamp Act of 1765..
 brainliest plz ;)
 
        
             
        
        
        
Answer:
The highest scoring playing in NBA regular season history is Wilt Chamberlain.