Direction: In the following questions, some parts of the sentences have errors and some are correct. Find out which part of a sentence has an error. The number of that part is your answer. If a sentence is free from error, then your answer is (4) i.e. No error.
- 
					 Solve the question according to given instruction
 
- 
                        
-  She has not completed
 - her course,
 - Isn’t it ?
 - No error
 
 -  She has not completed
 
Correct Option: C
The sentence is negative. Hence, affirmative question tag i.e., Has she is the right usage.