Answer:
They farmed extensively.
They relied on hunting and gathering.
They traded widely across North America.
Step-by-step explanation:
Adena culture was the culture of some communities in North America. It lasted between 700 BC to 100 AD. Adena culture can be observed in communities in areas such as Indiana, Kentucky, West Virginia, and Pennsylvania.
From the available options the statements that describe the economy of the Adena culture are:
1. They farmed extensively: by planting crops such as pumpkin, goosefoot, etc.
2. They relied on hunting and gathering: by hunting animals such as black bears, turkeys, etc, and gather foods such as edible seeds, nuts, etc.
3. They traded widely across North America: the trade goods far and wide beyond their actual location.