Correct Answer:
B. Ibn Hajar
The author of the famous commentary Fath al-Bari on Sahih Bukhari is Ibn Hajar al-Asqalani. His work is considered one of the most comprehensive and authoritative explanations of Imam Bukhari's Hadith collection, revered for its depth and scholarly rigor.
- Ibn Hajar is universally recognized as the author of Fath al-Bari.
- Al-Aini authored another significant commentary on Sahih al-Bukhari called Umdat al-Qari.
- Al-Qastalani wrote Irshad al-Sari, another notable commentary on Sahih al-Bukhari.
- Al-Suyuti was a prolific scholar with numerous works, but Fath al-Bari is not attributed to him.