The standardization of the Qur’an took place during the caliphate of
- Ali b. Abi talib
- Umar b. al -khattah
-
Uthman b. Affin
- Abu Bakr b. Ahi Quhdafah
The correct answer is: C
Explanation
The standardization of Quran took place during the Caliphate of Uthman b. affin