To answer this question, you need to have knowledge about the author of the book "Akbar Nama". Let's go through each option to understand why it is correct or incorrect:
Option A) Akbar - This option is incorrect because Akbar was the subject of the book, not the author. Akbar Nama is a historical account of the reign of Akbar, written during his lifetime.
Option B) Abul Fazal - This option is correct. Abul Fazal was the author of "Akbar Nama". He was a courtier and historian in the court of Emperor Akbar. The book provides a detailed account of Akbar's reign and the political, cultural, and social aspects of the Mughal Empire during that time.
Option C) Birbal - This option is incorrect. Birbal was one of the Navaratnas (nine gems) in Akbar's court and was known for his wit and wisdom. However, he did not write "Akbar Nama".
Option D) Maulana Hussain Faiz - This option is incorrect. Maulana Hussain Faiz was not the author of "Akbar Nama".
The correct answer is Option B) Abul Fazal. This option is correct because Abul Fazal was the author of "Akbar Nama".