Suppose Lufthansa buys 10 Boeing 747s for $150 million in 1991, financed by a fiveyear loan from the US ExportImport Bank. There is a one year grace period on principal and interest payments. Which one of the following would NOT be one of the net impacts of this sale in 1991?

a) a $150 million reduction in the U.S. trade deficit

b) a $150 million reduction in the U.S. capital account surplus

c) a $150 million increase in the U.S. trade deficit

d) zero change in the U.S. balance of payments in 1991