Consider the following foreign travellers and arrange them in ascending chronological order :
1. I-Tsing
2. Al-Biruni
3. Huentsang (Hiuen Tsang)
4. Fahyan (Fa-Hien)
Select the correct answer from the codes given below :

The correct chronological order of the foreign travellers is as follows:

• Fahyan (Fa-Hien): A Chinese Buddhist monk who visited India during the reign of Chandragupta II (Gupta Dynasty) between 399 and 412 AD.
• Huentsang (Hiuen Tsang): Visited India during the reign of Harshavardhana between 630 and 645 AD.
• I-Tsing (Yijing): A Chinese traveller who visited India between 671 and 695 AD, spending many years studying at Nalanda University.
• Al-Biruni: A Persian scholar who accompanied Mahmud of Ghazni to India in the early 11th century (c. 1017–1030 AD) and authored the Kitab-ul-Hind.

Thus, the ascending chronological sequence is 4 (5th century), 3 (early 7th century), 1 (late 7th century), and 2 (11th century).