The Reason Airbus Succeeded in the Brander Spencer Example Is

The reason Airbus succeeded in the Brander Spencer example is that

A) the European government made an explicit subsidy offer, but the U.S. government did not.
B) Airbus' prices were better when adjusted for quality and warranty services.
C) Boeing traditionally refused to undertake any exchange rate risk in its transactions.
D) the U.S. acted in accordance with its ideological reliance on market solutions, whereas the Europeans ignored market and technological factors.
E) the Airbus plane benefited from more advanced technology.