When _____ computer invented?
A. had
B. had been
C. was the
D. is
CUUnit-DSet-1ইংরেজি - গ্রামার ও ভোকাবুলারিSentence & Its TransformationsCU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
C.
was the
Explanation:

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