I would say E. satellite information
Solar power is not the best option in some countries because places like Rjukan (Norway) that do not recieve enough sunlight because of where they are located.
Answer:
Hydrogen in the core of the star is converted to helium by nuclear fusion. When the hydrogen supply in the core begins to run out, and the star is no longer generating heat by fusion, the core becomes unstable and contracts.
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The populations become completely separated from one another</span>
