Answer:
Stratovolcanoes
Explanation:
But that's just one type of volcano – the stratovolcano (or composite volcano). Stratovolcanoes consist of many layers (strata) of hardened lava, tephra, pumice, and volcanic ash. They generally have steep slopes and are the most common type of volcanoes on Earth.
source from: https://www.zmescience.com/other/science-abc/types-of-volcano/
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Her thinking reflects: the Imaginary audience
The imaginary audience is a psychological occurrence where an individual imagines and believes that an imaginary group of people is currently watching what he/she is doing.
This is very common in young teenagers, the age when they started to grew and seek the approval of other people.
Answer:
there has been an increased interest in money that can be made from our lands
Powers are shared between the state governments and the federal government.
I'd say either railroads or wagon trains because airplanes and steamboats are not land travel and wagon trains are a vehicle and railroads are a thing they ride on to guide them