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Which of the following sentences is correct ?

A. Why have you done this?
B. Why you had done this?
C. Why you have done this?
D. Why did you done this?
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BCSইংরেজি - গ্রামার ও ভোকাবুলারিTense and Sequence of TenseTense and Sequence of Tense (Topic Practice)BCS - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
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সঠিক উত্তরঃ A. Why have you done this?
Explanation: