The correct answer is (a).
Babur was the founder of the Mughal Empire in India. He was a great warrior and a skilled administrator. He wrote a memoir called Tuzuk-i-Babari, which is a valuable source of information about his life and times.
Humayun was the son of Babur. He was a weak ruler and was defeated by Sher Shah Suri. He later regained his throne with the help of the Persian Safavids. He wrote a memoir called Humayun Namah, which is also a valuable source of information about his life and times.
Sher Shah Suri was a Pashtun ruler who briefly ruled over India in the 16th century. He was a great military strategist and administrator. He wrote a history of his reign called Tarikh-i-Sher Shahi.
Akbar was the grandson of Babur and the third Mughal emperor. He was a great ruler and a patron of the arts. He compiled a detailed account of his reign called Akbar Namah.
The other options are incorrect because they do not match the correct person with the correct work.