What group is resp. for the rise in oil prices in the 1970s?

SaudisWhat group is resp. for the rise in oil prices in the 1970s?
The Big 3 Auto Companies, for building gas-guzzling cars





The American People, for buying them.





(I know, you want us to say OPEC).What group is resp. for the rise in oil prices in the 1970s?
Duh.





OPEC.





And Jimmy Carter.