Q:
      
      
         
            
In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select No Error.
 
Many firms fail because when they begin (1)/ exporting, they have not research the (2)/ target markets or have not planned enough. (3)/ No error (4)
 
         
       
      
      
      
          
      
      
      
      
      
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