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.
Answer:
The answer is A
Typhoons are basically like hurricanes, formed by weather and climate.
Tornados are formed by weather activity.
Floods can happen from weather or tectonic activity, but its more of an indirect effect rather than a direct one.
Earthquakes are from tectonic activity, the right of fire is the boundary of a tectonic plate.
the area with low pressure will be more dense in the area with high pressure will be less dense