Why does fossil fuel use in the united states make the u. s. vulnerable to the political wishes of foreign countries?
a. the us is a net exporter of fossil fuels.
b. fossil fuels lead to global climate change.
c. the us imports much of its petroleum from foreign countries which set the prices.
d. all of the above.

How did shays' rebellion reveal the need for a revision of the articles of confederation? a) shays' rebellion exposed the weakness of the central government as written in the articles of confederation. b) shays' rebellion strengthened the ideas of the anti-federalists in the need for a strong national government. c) shays' rebellion illustrated the need for organized local government factions to handle situations such as this. d) shays' rebellion encouraged others to rebel and eventually led to the overthrow of the first established government in the united states.