Brenda, who is self employed, travels from Chicago to Barcelona (Spain) on business. She is gone for 10 days (including 2 days of travel), during which time she spends 5 days conducting business and 3 days sightseeing. Her expenses are $1,500 (airfare), $200 per day (meals), and $400 per night (lodging). Because Brenda stayed with relatives while sightseeing, she paid for only 5 nights of lodging. What is Brenda's deduction for:
a. Airfare?
b. Meals?
c. Lodging?