Explanation

The historical accounts suggest that the document was written by a committee or scribes appointed for the task. Option A is incorrect because Hazrat Abu Bakar Siddiq (RA) was not the primary scribe mentioned in relation to drafting the treaty. Option B is incorrect because Hazrat Zaid bin Thabit (RA) was known for his writing skills but is not cited as the sole author of this specific document. Option C is incorrect because Hazrat Ali bin Abi Talib (RA) was present but is not recorded as the writer.