Answer:
c. governmental interventions 
 
        
             
        
        
        
Based on the information given the wall is an example of a(n) physical barrier.
Physical barrier is barrier that block or obstruct the flow of communication thereby making it difficult for the receiver to hear.
Physical barrier can tend to lead to ineffective communication between two or more people due to the disruption of failure in communication that occur as a result of the barrier.
Wall  is an example of physical barrier as they can prevent effective communication thereby by making it hard for the receiver to hear what the sender communicated to him or her.
Inconclusion  the wall is an example of a(n) physical barrier.
 
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Answer:
Credit to cash for 250
Explanation:
As in the question it is given that the customer is paid for $250 for purchase made in the first week of January. 
And, in the bank statement it is shown that it was a NSF check. 
Now the adjusting the company cash balance for reconciling the item would include a credit for cash for $250 so that the balance should be equaled 
 
        
             
        
        
        
Answer:
It has more than 7,000 factories overseas that manufacture products for the company.
Explanation:
 
        
             
        
        
        
<span>D. The product is a necessity.</span>