Explanation
He could not deliver the supplies because the roads has not yet been plowed
وہ سامان نہیں پہنچا سکا کیونکہ سڑکیں ابھی تک ہل نہیں بنائی گئیں۔
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All the other options are incorrect because the capital 'B' cannot be used in between the sentence
Also the use of '!' and ',' are inappropriate here**
ND04-12-2022**
ND4-12-2022