The primary responsibility of air traffic controllers is the separation of aircraft. They control traffic in and around airports and in the terminal and en route airspace in between. Controllers speak directly with pilots, notifying them of traffic or weather in there vicinity.
Answer:
sixteen is the right answer
Explanation:
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The answer for your question is one that's "A)"
All national governments agreed to abide by the "rules of the game" under the gold standard. The defense of a fixed exchange rate was required.
A monetary system known as the "gold standard" links a currency's value directly to gold. As a result, the money is guaranteed by the government and can be exchanged for a specific amount of gold. A fixed exchange rate helps to ensure the smooth flow of money from one country to another.
Gold standard means, The amount of gold that a nation's central bank or treasury kept constituted the upper limit on its money supply. Any change in its gold holdings had to be accompanied by an equal adjustment in the number of outstanding local currency units.
According to the "rules of the game," nations that lost gold were required to raise interest rates and reduce their money supply, while nations that gained gold were required to lower interest rates.
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