Coal/ fossil fuels is most likely the answer.
<span>americanhistory.si.edu/powering/generate/gnmain.htm</span>
C, bigger orbit= more time to orbit the sun, and size doesn't mean fast day, Jupiters is just 6 hours!
D because they cant read good, make no money, and probably wont live long........... but developed countries still have lots of agriculture jobs
