In approximately 7000 bce, agriculture developed in the americas in:

The correct answer is - the Andes.

The agriculture in the Americas first started to develop in South America, more specifically on the Andean Mountain Range. The people that lived here started to produce potatoes that soon became the basic food source for them, and even nowadays it is still the basic food for the people of this region. Other plants that were included in the agriculture in this period in the Andes were the beans and coca, while in meantime there was also a process of domestication of wild animals that included the alpacas, llamas, and guinea pigs.