Q. Which of the following authors are associated with the "Tughlaq" period of Indian history?

1. Amir Khusrau
2. Ziauddin Barani
3. Shams-i-Siraj Afif
4. Yahya ibn Ahmad Sirhindi

Select the correct option from the codes given below:
Answer: 1, 2 and 3
Notes: Amir Khusrau wrote the "Tughlaq Nama," while Ziauddin Barani and Shams-i-Siraj Afif authored historical works titled "Tarikh-i-Firoz Shahi," documenting the Tughlaq period. Yahya ibn Ahmad Sirhindi belonged to the later Sayyid period and is not associated with the Tughlaq era.