The “powder keg” in the balkans refers to the

The Powder Keg is a metal cask for holding gunpowder or blasting powder.

The term “Balkan powder keg” is referred to the Balkans in the early phase of the twentieth century preceding the First World War. The Balkan was known as the “Balkan powder keg” due to the unstable political situation in the region. There were many overlying claims to areas and fields of influence between the dominant European nations, including the Russian Empire, the German Empire, the Austro-Hungarian Empire and, to some extent, the Ottoman Empire, the U. K. and the Kingdom of Italy.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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the correct answer is d. the monetary reserve is a set of funds represented in currency, money or similar, saved as a forecast of possible needs or for legal reasons.

the increase or decrease in the monetary base influences in the increase or decrease of the inflation rate. therefore, the excess of monetary reserve will cause the reduction of inflation.