Problem 9-13 (LG 9-6) Citibank holds $29 million in foreign exchange assets and $20 million in foreign exchange liabilities. Citibank also conducted foreign currency trading activity in which it bought $6 million in foreign exchange contracts and sold $17 millon in foreign exchange contracts. a. What is Citibank's net foreign assets? (Enter your answer in millions.) Net foreign assets million b. What is Citibank's net foreign exchange bought? (Enter your answer in millions. Negative amount should be indicated by a minus sign.) Net foreign exchange bought million c. What is Citibank's net foreign exposure? (Enter your answer in millions. Negative amount should be indicated by a minus sign.) Net foreign exposure million