Douglas owns rental property that he bought several years ago for $250,000. He has taken depreciation on the house in the amount of $35,000 since buying it. He sells it in 2020 for $290,000. His selling expenses are $12,000 for the year. What was Bob's realized gain on the sale?
a. $77,000.
b. $63,000.
c. $18,000.
d. $53,000.