Answer :
Craftsmen and merchants formed guilds in the Aztec city of Tenochtitlan.
Answer: Option C
Explanation:
Guilds refers to a congregation or the people group who follow a common profession. Their main role and responsibility are to make sure the production of high quality work and to determine to price of their products and goods.
There are cases where these traders travelled to distant places to sell their goods and products like clothing, ornaments and gold. The Aztec city of Tenochtitlan had a huge number of guilds. They followed the barter system where goods were exchanged for goods.