Answer:
B. subsistence agriculture
Explanation:
Subsistence agriculture refers to that type of agriculture in which crops were grown in order to feed their own families. These crops were not grown for selling but for themselves in order to survive. At that time there were no markets where all food stuff available. They have plenty of lands where these people grow what they want to eat. They also hunt animals such as rabbit and deer etc in order to eat them.
Mass of an object and it would be cm^3
Most plants live in the Epipalegic zone so your answer would be A
The answer is
<span>B.
Federal Reserve System</span>
