Answer:
The answer is agriculture and mining.
Explanation:
Agriculture. Agriculture became the dominant industry of the American Great Plains and Canadian Prairies during the second half of the nineteenth century and the early decades of the twentieth century. Farming operations had, of course, been carried on in some parts of the Plains for many years.
Hope that helped.
Answer:
Oklahoma's constitution consists of 29 articles with the first 8 pertaining to the states government.
The EUro has pros. Such as transparency, reducing cost of exchange, reducing cost of printing, the same and anticipated monetary policy in every member country etc.