In ancient India, the leader of merchant caravans was called:

In ancient India, the leader of a merchant caravan was called the "sarthavaha".

About the Sarthavaha:

• "Sartha" means a caravan or a group of travelling merchants, and "vaha" means one who leads or carries.
• The sarthavaha organised and led caravans of merchants travelling long distances by land, with goods carried on carts, oxen, camels or donkeys.
• He was responsible for planning the route, arranging food and water, protecting the caravan from robbers and wild animals, and dealing with local rulers and toll collectors.
• He was usually a wealthy and experienced merchant.
• Caravans travelled along trade routes such as the Uttarapatha and Dakshinapatha.

In literature and inscriptions:

• Sarthavahas often appear in the Jataka tales, which describe caravans crossing deserts and forests.
• In one Jataka story, the Bodhisattva is born as a wise caravan leader who saves his caravan in a desert.
• Gupta-period inscriptions mention sarthavahas as members of district councils, along with other leaders.
• Many sarthavahas were patrons of Buddhism, and donated to monasteries along trade routes.

Other terms related to trade and crafts:

• "Shreshthi" (setthi): a wealthy merchant or banker; the head of a guild.
• "Kulika": an artisan or craftsman, or head of a group of artisans.
• "Gahapati" (grihapati): a rich householder, often a landowner.
• "Shreni": a guild of merchants or craftsmen.
• "Nigama": an association of merchants, or a market town.
• "Vanik" or "vanij": a trader.

Guilds (shrenis):

• Guilds were important in ancient India; they regulated the work, quality and prices of their members, and also acted as banks, accepting deposits.
• Some guilds issued their own seals and coins.

Why not the other options?

• ✗A shreshthi was a rich merchant or banker.
• ✗A kulika was an artisan.
• ✗A gahapati was a rich householder.