A precinct captain is the main person who handles the job to organize the member of different parties during any of the campaigns.
In addition to this, they also encourage the voters to carry forwards the task in the right direction as per the voting schedule.
This allows them to carry forwards the election day in peace.
The correct answer is A. They had elaborate trade networks.
Explanation
Trade networks are a form of the economic relationship between human communities in which products or services are exchanged for other goods or services or exchange currency. With the arrival of the Europeans in America, it was discovered that the native communities had a very elaborate network of commercial relations that allowed them to exchange their products with the other tribes in different parts of the wide American territory, from where they could obtain different products such as sea fish, river fish, the meat of domesticated animals, fruits, and other products of agriculture. So, the correct answer is A. They had elaborate trade networks.