Explanation:

Vaigai River originates in the Western Ghats (Varusanadu Hills).

• It travels through the Pandya Nadu region of Tamil Nadu.
• Its main tributaries are Suruliyaru, Mullaiyaru, Varaganadhi, Manjalaru, Kottagudi, Kridhumaal and Upparu.
• The Vaigai is 258 kms long and finally empties into the Palk Strait near the Pamban Bridge in Ramanathapuram district.
• Heritage River: The Vaigai was the river that flowed through the noted city of Madurai, the capital (4th-11th century CE) of the ancient and prosperous Pandya kingdom located in southern Tamil Nadu.
• The river finds a mention in Sangam literature dated to 300 before the Common Era.

Hence option 1st is correct.