Krishnadevaraya, the most famous ruler of Vijayanagara, composed a work on statecraft in Telugu known as the Amuktamalyada. 
About traders he wrote :
A king should improve the harbors of his country and so encourage its commerce that horses, elephants, precious gems, sandalwood, pearls, and other articles are freely imported.
He should sailors who land in his country on account of storms, illness and exhaustion are looked after in a suitable manner.
Amuktamalyada describes the story of the wedding of the Hindu Lord Ranganayaka an avatar of Vishnu and Goda Devi aka Andal the Tamil Alvar poet and daughter of Periyalvar, at Srirangam.

So, the correct option is [3].