Required information [The following information applies to the questions displayed below.] Kimberly is a self-employed taxpayer. She recently spent $1,500 for airfare to travel to Italy. What amount of the airfare is deductible in each of the following alternative scenarios? (Leave no answers blank. Enter zero if applicable.) a. Her trip was entirely for personal purposes. b. On the trip, she spent seven days on personal activities and three day(s) on business activities