Option a is the correct answer. "Munis al Arwah" is the biography of Shaikh Muinuddin Chishti, a prominent Sufi saint, written by Jahanara Begum, the daughter of Emperor Shah Jahan and sister of Aurangzeb. The book provides insights into the life, teachings, and spiritual practices of Shaikh Muinuddin Chishti. Important Tips Some major sufi order: Chisti Order: Founded by Khwaja Shaikh Muinuddin Chishti, emphasizing unity with God and pacifism. Suhrawardi Order: Established by Sheikh Shahabuddin Suharwardi Maqtul, maintaining a closer relationship with the ruling authorities. Naqshbandi Order: Founded by Khwaja Baha-ul-din Naqshband, emphasizing adherence to the Shariat (Islamic law). Qadiriyya Order: Popular in Punjab, founded by Sheikh Abdul Qadir of Badaun, known for their support of the Mughal Empire under Akbar's rule.