Jonathan is a self-employed plumber who performs services at his customer's residences and business locations. He also maintains an office location on Main Street. Occasionally, he does some work related to his business at his home on Oak Street. Jonathan is permitted a home office deduction. Select one: O True O False Joanne is a physician who lives in New York. She volunteers with Doctors Without Borders and took a trip to sub-Saharan Africa to help children in 2020. An estimate of the value of the medical services that she performed on the trip was $5,000. She incurred the following expenses in connection with the trip: $750 for transportation and $1,000 for lodging. What is Joanne's deduction associated with this charitable activity? O a. $1,000 O b. $1,750 O c. $750 d. $6,750