Consider the following statements related to the Xuanzang:
(i) He was a Chinese Buddhist monk
(ii) He studied India's caste system and wrote the book 'Si-Yu-Ki.
(iii) He observed that in India executioners and scavengers were forced to live outside the city.
Which of the above statement is/are correct?
1
1 and 3 only
2
2 and 3 only
3
1 only
4
All of these