With reference to the traveler of ancient India, which of the following is correct?
1
Deimachos was the ambassador of Seleucus, who visited India during the supremacy of Chandragupta.
2
Megasthenes came India in the reign of Bindusara.
3
Ptolemy wrote the geography of India, which describes ancient Indian geography.
4
SI-YU-KI or The records of the western world was written by Fa-Hien.