During whose caliphate was the Quran first compiled into a single written volume?
A
Hazrat Umar (RA)
B
Hazrat Abu Bakr (RA)
C
Hazrat Usman (RA)
D
Hazrat Ali (RA)
Correct Answer: Option B — Hazrat Abu Bakr (RA)
Explanation:
The Quran was first compiled into a single written volume (Mus'haf) under Hazrat Abu Bakr (RA), following advice from Hazrat Umar (RA), out of concern for its preservation after many memorizers died in the Battle of Yamamah.