What is inflation?

a.) an increase in the supply of currency that reduces the currency's value

b.) a demand for more goods than can be met by production

c.) an increase in unemployment due to a serious recession

d.) an excess of goods that results in lower prices

Inflation, by definition, is the general increase of prices and the fall in purchasing value of money. Therefore, the answer is A.

aristocracy, timocracy, oligarchy, democracy, theocracy and tyranny

explanation:

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.