The economic problem that they face is B. Trade deficits
Did you mean 1992?
If so then it was John McCain
The purpose of the Open door Policy was to ensure that trade with China remained "fair and open" to all western nations that chose to engage with trade, since many countries saw a great advantage in having a healthy trade relationship with China.
Germans realized they had little chance of winning the war. They were suffering from severe shortages of food and other needed supplies. :)