Choose the grammatically correct sentence: He has not completed the assignment, neither have I.

گرامر کے لحاظ سے صحیح جملے کا انتخاب کریں

He has not completed the assignment, neither have I.

He has not completed the assignment, neither I have.

He has not completed the assignment, neither has I.

In this sentence, "neither have I" is correct

Because it uses the inversion form of the auxiliary verb "have" to match the negative structure of the main clause.