Heat as hot air rises thus causing a disruption in the flow of air
I’m not sure, but I think your answers would both be C! I really hope this helps! :) have a blessed day!
Because the higher you will go this colder it will get or depending which mountain you are aiming for just like Mount Everest.
Answer:
internal migration: moving within a state, country, or continent.
external migration: moving to a different state, country, or continent.
Explanation: