Answer:
creating checks and balances. ... citizens give up some liberties to government in exchange for protection of their self-interests.
Explanation:
It should be 1929 - 1932 because that's when it dropped the most. All of the other choices have sections where it rises back up.
On 1 January 1986 Spain<span> and </span>Portugal<span> acceded to the European Economic Community</span>