It was the "oil crisis" that was one major cause of the recession in the United States in the 1970s, since many countries in the Middle East cut prices to manipulate prices. This put a focus on alternative energy sources that continues today.
<u><em>Developing</em></u> sounds about right.
I think it is C I hope this helps -T
Farthest northwest of which state?
California is the most populated state.
Which what is farthest to the northeast? If it's a state that would be Maine.
Which what is characterized?