Who first used the phrase "Iron Curtain

During 1915-1917, u-boats attacked not only enemy ships but also

What do sellers do if they expect the price of goods they have for sale to increase dramatically in the near future? store the goods indefinitely regardless of when the price rises store the goods until the price rises and then try to sell them sell the goods now and try to invest the money instead of resupplying sell the goods now but try to get the higher price for them

Even though the u.s. was not at war roosevelt met with great britain to sign this secret pact that neither country would seek territorial gains after the war. a atlantic charter c. potsdam charter b. yalta charter d. london charter