Direction: In the following questions, some of the sentences have errors and some have none. Find out which part of a sentence has an error. The number of that part is your answer. If there is No error, the answer is (4).
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					 Solve the question according to given instruction
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                        - Everybody in the office
- has left early,
- haven’t they ?
- No error.
 
Correct Option: D
No error.
 
	