How do the countries of northern europe get much of their energy

Europe also relies less on fossil fuels such as petroleum, natural gas, oil shales, bitumens, tar sands, and heavy oils.

Explanation:

yes                                            

explanation:

just cause                            

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.